美股详情

本页面由Tiger Trade Technology Pte. Ltd.提供服务

Mayville Engineering Company Inc.

18.21

+0.29001.62%

盘后：18.210.00000.00%16:10 EDT

成交量：12.72万

成交额：230.33万

市值：3.70亿

市盈率：-45.53

高：18.25

开：17.65

低：17.31

收：17.92

52周最高：22.37

52周最低：11.72

股本：2,031.84万

流通股本：1,389.18万

量比：0.92

换手率：0.92%

股息：- -

股息率：- -

每股收益(TTM):-0.4000

每股收益(LYR):-0.4000

净资产收益率：-3.29%

总资产收益率：0.13%

市净率：1.54

市盈率(LYR):-45.53

数据加载中...

总览公司新闻资讯公告

重要事件披露

8-K - Current report

重要事件披露

8-K - Current report

年度报告

10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

超过5%披露

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

重要事件披露

8-K - Current report

超过5%披露

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

超过5%披露

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

超过5%披露

SC 13G - Statement of acquisition of beneficial ownership by individuals

超过5%披露

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

超过5%披露

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

季度报告

10-Q - Quarterly report [Sections 13 or 15(d)]

员工持股计划

S-8 - Securities to be offered to employees in employee benefit plans

重要事件披露

8-K - Current report

重要事件披露

8-K - Current report

季度报告

10-Q - Quarterly report [Sections 13 or 15(d)]

员工持股计划

11-K - Annual report of employee stock purchase, savings and similar plans

SEC问询函

CORRESP [Cover] - Correspondence

[修订]年度报告

10-K/A [Amend] - Annual report [Section 13 and 15(d), not S-K Item 405]

重要事件披露

8-K - Current report

季度报告

10-Q - Quarterly report [Sections 13 or 15(d)]

{"basename":"/hans","ssrTDKData":{"titleTemplate":"%s - 老虎证券","title":"老虎证券全球投资理财平台| 一站式投资美股新股港股A股","description":"老虎证券助您一站式投资美股，新股，港股，A股等全球金融理财产品。新加坡华人最信赖的在线投资平台，现在加入即享低费用，24/5 无时差炒美股投资理财！","keywords":"老虎证券,老虎证券开户,老虎券商,老虎证券官网,老虎证券app,tigertrade老虎证券,股票,炒股,新加坡股票交易平台,投资,投资理财","social":{"ogDescription":"老虎证券助您一站式投资美股，新股，港股，A股等全球金融理财产品。新加坡华人最信赖的在线投资平台，现在加入即享低费用，24/5 无时差炒美股投资理财！","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.be62fbe1.png","ogUrl":"https://www-web.itiger.com/hans/stock/MEC/filings?page=4"},"companyName":"老虎证券"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"MEC","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MEC\",,,,,undefined,":{"symbol":"MEC","market":"US","secType":"STK","nameCN":"Mayville Engineering Company Inc.","latestPrice":18.21,"timestamp":1775160000000,"preClose":17.92,"halted":0,"volume":127206,"hourTrading":{"tag":"盘后","latestPrice":18.21,"preClose":18.21,"latestTime":"16:10 EDT","volume":396,"amount":7211.16,"timestamp":1775160604521,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":0.016183035714285664,"floatShares":13891756,"shares":20318370,"eps":-0.399999,"marketStatus":"休市中","change":0.29,"latestTime":"04-02 16:00:00 EDT","open":17.65,"high":18.25,"low":17.31,"amount":2303324.123375,"amplitude":0.052455,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":-0.399999,"tradingStatus":0,"nextMarketStatus":{"tag":"盘前交易","tradingStatus":1,"beginTime":1775462400000},"marketStatusCode":7,"adr":0,"adrRate":0,"listingDate":1557374400000,"exchange":"NYSE","adjPreClose":17.92,"preHourTrading":{"tag":"盘前","latestPrice":17.92,"preClose":17.92,"latestTime":"08:28 EDT","volume":296,"amount":5304.320000000001,"timestamp":1775132920204,"change":0,"changeRate":0,"amplitude":0},"postHourTrading":{"tag":"盘后","latestPrice":18.21,"preClose":18.21,"latestTime":"16:10 EDT","volume":396,"amount":7211.16,"timestamp":1775160604521,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.9187401135293889,"impliedVol":0.2201,"impliedVolPercentile":0.3227},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MEC\",,,,,undefined,":{"symbol":"MEC","floatShares":13891756,"roa":"0.13%","roe":"-3.29%","lyrEps":-0.399999,"volumeRatio":0.9187401135293889,"shares":20318370,"dividePrice":0,"high":18.25,"amplitude":0.052455,"preClose":17.92,"low":17.31,"week52Low":11.7211,"pbRate":"1.54","psRate":"0.68","week52High":22.365,"institutionHeld":0,"latestPrice":18.21,"eps":-0.399999,"divideRate":0,"volume":127206,"delay":0,"ttmEps":-0.399999,"open":17.65,"prevYearClose":18.72,"prevWeekClose":17.7,"prevMonthClose":17.95,"prevQuarterClose":17.95,"fiveDayClose":18.04,"twentyDayClose":18.85,"sixtyDayClose":17.79},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/MEC\",params:#limit:5,,,undefined,":[{"date":"2026-03-03","symbol":"MEC","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2025/12","expectedEps":-0.22,"defaultRemindTime":1772571600000,"name":null,"time":"盘后","dateTimestamp":1772514000000,"actualEps":null},{"market":"US","date":"2025-11-04","symbol":"MEC","fiscalQuarterEnding":"2025/09","expectedEps":-0.01,"name":null,"time":"盘后","type":"earning","dateTimestamp":1762232400000,"reportTimeType":"post","actualEps":-0.13},{"market":"US","date":"2025-08-05","symbol":"MEC","fiscalQuarterEnding":"2025/06","expectedEps":0.03,"name":null,"time":"盘后","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"post","actualEps":0.07},{"market":"US","date":"2025-05-06","symbol":"MEC","fiscalQuarterEnding":"2025/03","expectedEps":-0.03,"name":null,"time":"盘后","type":"earning","dateTimestamp":1746504000000,"reportTimeType":"post","actualEps":0},{"market":"US","date":"2025-03-04","symbol":"MEC","fiscalQuarterEnding":"2024/12","expectedEps":-0.16,"name":null,"time":"盘后","type":"earning","dateTimestamp":1741064400000,"reportTimeType":"post","actualEps":0.76}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"MEC\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"MEC\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.4,"buy":0.6,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.6,"analysts":5,"updateTime":1772769600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/MEC\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"MEC","date":"2026-04-02","current":-45.525114,"percent":0.069712,"low":-95.645685,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"high":120.326117,"avg":16.919981,"sd":40.133077,"marketCap":364105190},"quantilePoints":[{"date":"2021-04-09","current":-42.426798,"twenty":-43.213108,"median":-24.607203,"eighty":17.153887,"marketCap":300890850},{"date":"2021-04-16","current":-45.396674,"twenty":-43.303618,"median":-24.760101,"eighty":17.097828,"marketCap":321953209},{"date":"2021-04-23","current":-46.839185,"twenty":-44.853611,"median":-25.423268,"eighty":17.002633,"marketCap":332183498},{"date":"2021-04-30","current":-44.152154,"twenty":-45.351418,"median":-25.851853,"eighty":16.898152,"marketCap":313127077},{"date":"2021-05-07","current":-76.835958,"twenty":-45.668205,"median":-25.982581,"eighty":16.822621,"marketCap":353214900},{"date":"2021-05-14","current":-76.081795,"twenty":-46.052875,"median":-26.318622,"eighty":16.750282,"marketCap":349748010},{"date":"2021-05-21","current":-75.948707,"twenty":-46.567653,"median":-26.706715,"eighty":16.689189,"marketCap":349136206},{"date":"2021-05-28","current":-86.240821,"twenty":-47.274767,"median":-26.881807,"eighty":16.663649,"marketCap":396449056},{"date":"2021-06-04","current":-83.490343,"twenty":-49.837345,"median":-27.067199,"eighty":16.640431,"marketCap":383805105},{"date":"2021-06-11","current":-82.869267,"twenty":-60.125387,"median":-27.118696,"eighty":16.612569,"marketCap":380950019},{"date":"2021-06-18","current":-92.62903,"twenty":-60.664913,"median":-27.252591,"eighty":16.593995,"marketCap":425815653},{"date":"2021-06-25","current":-87.571698,"twenty":-61.553544,"median":-27.304088,"eighty":16.561489,"marketCap":402567097},{"date":"2021-07-02","current":-86.684447,"twenty":-62.442174,"median":-27.582176,"eighty":16.549817,"marketCap":398488403},{"date":"2021-07-09","current":-82.514366,"twenty":-63.616436,"median":-27.643973,"eighty":16.482421,"marketCap":379318542},{"date":"2021-07-16","current":-80.518051,"twenty":-67.735109,"median":-27.793605,"eighty":16.238757,"marketCap":370141480},{"date":"2021-07-23","current":-79.497712,"twenty":-70.154219,"median":-27.849964,"eighty":16.222505,"marketCap":365450982},{"date":"2021-07-30","current":-77.945022,"twenty":-71.122192,"median":-28.375241,"eighty":16.187678,"marketCap":358313267},{"date":"2021-08-06","current":61.259175,"twenty":-71.122192,"median":-27.891162,"eighty":16.482421,"marketCap":349728628},{"date":"2021-08-13","current":59.465873,"twenty":-70.931771,"median":-27.819606,"eighty":16.612569,"marketCap":339490670},{"date":"2021-08-20","current":55.054352,"twenty":-70.868297,"median":-27.767568,"eighty":16.783513,"marketCap":314305295},{"date":"2021-08-27","current":54.695692,"twenty":-70.535061,"median":-27.582176,"eighty":17.130333,"marketCap":312257703},{"date":"2021-09-03","current":52.256802,"twenty":-70.154219,"median":-27.314388,"eighty":17.292605,"marketCap":298334081},{"date":"2021-09-10","current":49.92551,"twenty":-69.900324,"median":-27.252591,"eighty":17.448421,"marketCap":285024736},{"date":"2021-09-17","current":67.499863,"twenty":-69.424273,"median":-27.201093,"eighty":17.552903,"marketCap":385356720},{"date":"2021-09-24","current":71.086466,"twenty":-68.789536,"median":-27.067199,"eighty":17.668994,"marketCap":405832635},{"date":"2021-10-01","current":65.921758,"twenty":-67.837432,"median":-26.923005,"eighty":17.788371,"marketCap":376347317},{"date":"2021-10-08","current":66.746677,"twenty":-67.325817,"median":-26.758213,"eighty":18.144041,"marketCap":381056778},{"date":"2021-10-15","current":68.001988,"twenty":-66.943107,"median":-26.342726,"eighty":18.362921,"marketCap":388223348},{"date":"2021-10-22","current":67.679194,"twenty":-64.584409,"median":-26.016646,"eighty":18.777642,"marketCap":386380516},{"date":"2021-10-29","current":63.698064,"twenty":-63.790988,"median":-25.862153,"eighty":49.244055,"marketCap":363652250},{"date":"2021-11-05","current":49.620492,"twenty":-62.918226,"median":-25.63823,"eighty":49.92551,"marketCap":351511566},{"date":"2021-11-12","current":48.870415,"twenty":-62.6802,"median":-24.984203,"eighty":49.67819,"marketCap":346198019},{"date":"2021-11-19","current":44.74499,"twenty":-62.442174,"median":-24.632585,"eighty":49.620492,"marketCap":316973511},{"date":"2021-11-26","current":44.543046,"twenty":-62.442174,"median":-24.581821,"eighty":49.597413,"marketCap":315542941},{"date":"2021-12-03","current":42.610155,"twenty":-62.18828,"median":-24.373692,"eighty":49.499325,"marketCap":301850339},{"date":"2021-12-10","current":42.610155,"twenty":-61.870912,"median":-24.245124,"eighty":49.290493,"marketCap":301850339},{"date":"2021-12-17","current":40.042583,"twenty":-61.807438,"median":-24.077274,"eighty":49.222094,"marketCap":283661659},{"date":"2021-12-23","current":41.45619,"twenty":-61.426596,"median":-23.94423,"eighty":49.164676,"marketCap":293675652},{"date":"2021-12-31","current":43.014043,"twenty":-61.125097,"median":-23.68676,"eighty":48.974272,"marketCap":304711480},{"date":"2022-01-07","current":42.43706,"twenty":-60.902939,"median":-23.523249,"eighty":48.835796,"marketCap":300624136},{"date":"2022-01-14","current":41.917776,"twenty":-60.728387,"median":-23.316654,"eighty":48.36267,"marketCap":296945527},{"date":"2022-01-21","current":33.147643,"twenty":-60.664913,"median":-23.276967,"eighty":47.820307,"marketCap":234817901},{"date":"2022-01-28","current":31.705186,"twenty":-60.522097,"median":-23.033525,"eighty":47.214475,"marketCap":224599541},{"date":"2022-02-04","current":31.93598,"twenty":-60.379281,"median":-22.967981,"eighty":46.216296,"marketCap":226234479},{"date":"2022-02-11","current":29.685748,"twenty":-60.315807,"median":-22.849835,"eighty":45.137339,"marketCap":210293838},{"date":"2022-02-18","current":30.378127,"twenty":-60.125387,"median":-22.700193,"eighty":44.866156,"marketCap":215198651},{"date":"2022-02-25","current":29.772295,"twenty":-59.934966,"median":-22.576598,"eighty":44.704601,"marketCap":210906940},{"date":"2022-03-04","current":-27.563334,"twenty":-59.744545,"median":-22.67944,"eighty":44.525737,"marketCap":205374404},{"date":"2022-03-11","current":-27.400077,"twenty":-57.830988,"median":-22.834683,"eighty":44.41034,"marketCap":204157971},{"date":"2022-03-18","current":-27.998688,"twenty":-50.007052,"median":-22.937083,"eighty":44.208397,"marketCap":208618225},{"date":"2022-03-25","current":-26.991932,"twenty":-49.152859,"median":-22.98858,"eighty":44.052612,"marketCap":201116889},{"date":"2022-04-01","current":-25.168889,"twenty":-48.236441,"median":-23.266667,"eighty":43.642954,"marketCap":187533390},{"date":"2022-04-08","current":-22.583976,"twenty":-47.34265,"median":-23.256368,"eighty":43.360232,"marketCap":168273204},{"date":"2022-04-14","current":-23.917247,"twenty":-47.206884,"median":-23.209797,"eighty":43.244836,"marketCap":178207405},{"date":"2022-04-22","current":-23.427474,"twenty":-47.093745,"median":-23.279296,"eighty":43.215987,"marketCap":174558106},{"date":"2022-04-29","current":-22.529557,"twenty":-46.952323,"median":-23.264216,"eighty":43.014043,"marketCap":167867726},{"date":"2022-05-06","current":-27.403527,"twenty":-46.839185,"median":-23.279296,"eighty":43.014043,"marketCap":169189373},{"date":"2022-05-13","current":-27.17073,"twenty":-46.386632,"median":-23.400562,"eighty":42.956345,"marketCap":167752085},{"date":"2022-05-20","current":-28.035404,"twenty":-46.273494,"median":-23.467914,"eighty":42.869797,"marketCap":173090585},{"date":"2022-05-27","current":-30.4964,"twenty":-46.160356,"median":-23.481893,"eighty":42.840948,"marketCap":188284776},{"date":"2022-06-03","current":-30.729197,"twenty":-46.115101,"median":-23.565354,"eighty":42.840948,"marketCap":189722064},{"date":"2022-06-10","current":-29.432186,"twenty":-46.035904,"median":-23.68676,"eighty":42.656314,"marketCap":181714315},{"date":"2022-06-17","current":-24.94253,"twenty":-45.996306,"median":-23.931723,"eighty":42.610155,"marketCap":153995182},{"date":"2022-06-24","current":-25.640921,"twenty":-45.973678,"median":-23.956737,"eighty":42.592846,"marketCap":158307047},{"date":"2022-07-01","current":-26.372569,"twenty":-45.826598,"median":-24.077274,"eighty":42.494758,"marketCap":162824239},{"date":"2022-07-08","current":-25.341611,"twenty":-45.690833,"median":-24.192118,"eighty":42.379362,"marketCap":156459105},{"date":"2022-07-15","current":-22.647817,"twenty":-45.53244,"median":-24.139111,"eighty":42.188958,"marketCap":139827625},{"date":"2022-07-22","current":-23.379465,"twenty":-45.38536,"median":-24.120021,"eighty":42.021633,"marketCap":144344817},{"date":"2022-07-29","current":-23.745289,"twenty":-45.357075,"median":-23.971666,"eighty":41.969705,"marketCap":146603413},{"date":"2022-08-05","current":-40.171394,"twenty":-45.306163,"median":-24.077274,"eighty":41.906236,"marketCap":142086221},{"date":"2022-08-12","current":-44.98964,"twenty":-45.198682,"median":-24.144369,"eighty":41.877387,"marketCap":159128355},{"date":"2022-08-19","current":-44.409128,"twenty":-45.306163,"median":-24.304028,"eighty":41.848538,"marketCap":157075086},{"date":"2022-08-26","current":-42.957849,"twenty":-45.218668,"median":-24.368719,"eighty":41.819689,"marketCap":151941913},{"date":"2022-09-02","current":-39.532831,"twenty":-45.143807,"median":-24.443941,"eighty":41.79084,"marketCap":139827625},{"date":"2022-09-09","current":-42.087082,"twenty":-45.08899,"median":-24.581821,"eighty":41.756221,"marketCap":148862009},{"date":"2022-09-16","current":-38.604013,"twenty":-44.986193,"median":-24.64322,"eighty":41.640824,"marketCap":136542395},{"date":"2022-09-23","current":-39.416729,"twenty":-44.952632,"median":-24.801237,"eighty":41.45619,"marketCap":139416971},{"date":"2022-09-30","current":-37.791297,"twenty":-44.853712,"median":-24.909274,"eighty":41.44465,"marketCap":133667818},{"date":"2022-10-07","current":-39.010371,"twenty":-44.724577,"median":-25.072338,"eighty":41.329254,"marketCap":137979683},{"date":"2022-10-14","current":-37.094683,"twenty":-44.52523,"median":-25.208305,"eighty":41.023454,"marketCap":131203895},{"date":"2022-10-21","current":-36.107814,"twenty":-44.512841,"median":-25.468393,"eighty":40.902287,"marketCap":127713338},{"date":"2022-10-28","current":-38.95232,"twenty":-44.452453,"median":-25.63823,"eighty":40.711883,"marketCap":137774356},{"date":"2022-11-04","current":69.948616,"twenty":-44.409128,"median":-25.501649,"eighty":41.329254,"marketCap":194666998},{"date":"2022-11-11","current":77.48712,"twenty":-44.385908,"median":-25.341611,"eighty":41.756221,"marketCap":215646654},{"date":"2022-11-18","current":81.401343,"twenty":-44.264852,"median":-25.188597,"eighty":41.883157,"marketCap":226539937},{"date":"2022-11-25","current":78.501918,"twenty":-44.152154,"median":-24.959159,"eighty":42.033173,"marketCap":218470839},{"date":"2022-12-02","current":92.129213,"twenty":-43.886668,"median":-24.909274,"eighty":42.610155,"marketCap":256395601},{"date":"2022-12-09","current":93.723897,"twenty":-43.473325,"median":-24.716904,"eighty":42.869797,"marketCap":260833605},{"date":"2022-12-16","current":98.79789,"twenty":-43.388472,"median":-24.632585,"eighty":43.215987,"marketCap":274954527},{"date":"2022-12-23","current":93.868868,"twenty":-43.247049,"median":-24.545519,"eighty":44.139159,"marketCap":261237060},{"date":"2022-12-30","current":91.766785,"twenty":-43.201794,"median":-24.377916,"eighty":44.583435,"marketCap":255386964},{"date":"2023-01-06","current":94.013839,"twenty":-43.190224,"median":-24.339686,"eighty":45.898955,"marketCap":261640515},{"date":"2023-01-13","current":101.479858,"twenty":-43.050731,"median":-24.297403,"eighty":48.835796,"marketCap":282418444},{"date":"2023-01-20","current":96.768293,"twenty":-42.841747,"median":-24.144369,"eighty":49.233075,"marketCap":269306159},{"date":"2023-01-27","current":111.555358,"twenty":-42.593903,"median":-24.077274,"eighty":49.655111,"marketCap":310458560},{"date":"2023-02-03","current":115.107153,"twenty":-42.460739,"median":-23.956737,"eighty":50.939905,"marketCap":320343206},{"date":"2023-02-10","current":111.120444,"twenty":-42.415484,"median":-23.924485,"eighty":52.794792,"marketCap":309248196},{"date":"2023-02-17","current":117.644149,"twenty":-42.375885,"median":-23.811802,"eighty":53.892293,"marketCap":327403667},{"date":"2023-02-24","current":118.94889,"twenty":-42.336287,"median":-23.68676,"eighty":54.638306,"marketCap":331034761},{"date":"2023-03-03","current":16.481178,"twenty":-42.291565,"median":-23.565698,"eighty":54.638306,"marketCap":308643013},{"date":"2023-03-10","current":15.21008,"twenty":-42.179964,"median":-23.481893,"eighty":54.329858,"marketCap":284839173},{"date":"2023-03-17","current":13.906667,"twenty":-42.047544,"median":-23.467914,"eighty":53.992717,"marketCap":260430150},{"date":"2023-03-24","current":14.175967,"twenty":-41.882489,"median":-23.400562,"eighty":53.899466,"marketCap":265473337},{"date":"2023-03-31","current":16.071841,"twenty":-41.854878,"median":-23.299139,"eighty":53.8636,"marketCap":300977370},{"date":"2023-04-06","current":13.928211,"twenty":-41.854878,"median":-23.279695,"eighty":53.834907,"marketCap":260833605},{"date":"2023-04-14","current":12.624798,"twenty":-41.738775,"median":-23.264216,"eighty":53.512113,"marketCap":236424583},{"date":"2023-04-21","current":13.184942,"twenty":-41.578262,"median":-23.211489,"eighty":53.153452,"marketCap":246914411},{"date":"2023-04-28","current":12.872554,"twenty":-41.506571,"median":-23.146668,"eighty":52.256802,"marketCap":241064314},{"date":"2023-05-05","current":11.069846,"twenty":-41.493408,"median":-23.089714,"eighty":51.98612,"marketCap":193456634},{"date":"2023-05-12","current":12.953705,"twenty":-41.448519,"median":-22.98858,"eighty":51.647079,"marketCap":226378944},{"date":"2023-05-19","current":14.874507,"twenty":-41.448519,"median":-22.937083,"eighty":51.073223,"marketCap":259946889},{"date":"2023-05-26","current":14.46458,"twenty":-41.332417,"median":-22.847358,"eighty":50.739929,"marketCap":252782998},{"date":"2023-06-02","current":13.726711,"twenty":-41.285976,"median":-22.834683,"eighty":50.490093,"marketCap":239887995},{"date":"2023-06-09","current":17.134964,"twenty":-41.227925,"median":-22.750923,"eighty":50.025935,"marketCap":299450629},{"date":"2023-06-16","current":16.713324,"twenty":-40.98411,"median":-22.658688,"eighty":49.727654,"marketCap":292082055},{"date":"2023-06-23","current":17.48633,"twenty":-40.876142,"median":-22.583976,"eighty":49.643571,"marketCap":305591106},{"date":"2023-06-30","current":14.804234,"twenty":-40.820236,"median":-22.529557,"eighty":49.608952,"marketCap":258718793},{"date":"2023-07-07","current":13.316783,"twenty":-40.763667,"median":-22.481534,"eighty":49.568564,"marketCap":232724104},{"date":"2023-07-14","current":13.059115,"twenty":-40.673157,"median":-22.436896,"eighty":49.429808,"marketCap":228221087},{"date":"2023-07-21","current":13.574452,"twenty":-40.619245,"median":-22.306479,"eighty":49.238565,"marketCap":237227121},{"date":"2023-07-28","current":13.878969,"twenty":-40.368768,"median":-22.133718,"eighty":49.199295,"marketCap":242548869},{"date":"2023-08-04","current":18.810584,"twenty":-40.217835,"median":-21.940799,"eighty":49.078129,"marketCap":247566091},{"date":"2023-08-11","current":18.965531,"twenty":-40.169922,"median":-21.856226,"eighty":48.858875,"marketCap":249605350},{"date":"2023-08-18","current":17.741448,"twenty":-40.130676,"median":-21.676282,"eighty":48.662701,"marketCap":233495201},{"date":"2023-08-25","current":17.38507,"twenty":-39.985631,"median":-21.634757,"eighty":47.941473,"marketCap":228804904},{"date":"2023-09-01","current":18.190795,"twenty":-39.92759,"median":-21.565548,"eighty":47.335642,"marketCap":239409053},{"date":"2023-09-08","current":17.849911,"twenty":-39.88119,"median":-21.454813,"eighty":46.850976,"marketCap":234922682},{"date":"2023-09-15","current":17.94288,"twenty":-39.881139,"median":-21.329576,"eighty":45.264275,"marketCap":236146238},{"date":"2023-09-22","current":17.834417,"twenty":-39.765036,"median":-21.209439,"eighty":44.946934,"marketCap":234718756},{"date":"2023-09-29","current":16.796271,"twenty":-39.706985,"median":-21.039559,"eighty":44.74499,"marketCap":221055718},{"date":"2023-10-06","current":17.059681,"twenty":-39.648934,"median":-20.984192,"eighty":44.543046,"marketCap":224522459},{"date":"2023-10-13","current":17.94288,"twenty":-39.532831,"median":-20.81809,"eighty":44.456499,"marketCap":236146238},{"date":"2023-10-20","current":18.872562,"twenty":-39.532831,"median":-20.762723,"eighty":44.225706,"marketCap":248381794},{"date":"2023-10-27","current":17.199133,"twenty":-39.48639,"median":-20.721865,"eighty":44.191087,"marketCap":226357793},{"date":"2023-11-03","current":30.368584,"twenty":-39.347068,"median":-20.693514,"eighty":43.966064,"marketCap":242887937},{"date":"2023-11-10","current":27.829405,"twenty":-39.219356,"median":-20.568937,"eighty":43.579486,"marketCap":222579581},{"date":"2023-11-17","current":32.019051,"twenty":-39.114863,"median":-20.485886,"eighty":43.331383,"marketCap":256088369},{"date":"2023-11-24","current":32.831588,"twenty":-39.010371,"median":-20.418564,"eighty":43.239066,"marketCap":262587043},{"date":"2023-12-01","current":32.247577,"twenty":-38.998761,"median":-20.331298,"eighty":43.175598,"marketCap":257916121},{"date":"2023-12-08","current":33.13629,"twenty":-38.94071,"median":-20.015265,"eighty":43.014043,"marketCap":265024045},{"date":"2023-12-15","current":34.786756,"twenty":-38.894269,"median":-19.876846,"eighty":43.002503,"marketCap":278224477},{"date":"2023-12-22","current":35.167633,"twenty":-38.882659,"median":-19.752271,"eighty":42.939035,"marketCap":281270730},{"date":"2023-12-27","current":36.437223,"twenty":-38.859438,"median":-19.613852,"eighty":42.904416,"marketCap":291424908},{"date":"2024-01-05","current":33.263249,"twenty":-38.789777,"median":-19.096621,"eighty":42.864027,"marketCap":266039463},{"date":"2024-01-12","current":34.456663,"twenty":-38.604013,"median":-18.063569,"eighty":42.840948,"marketCap":275584390},{"date":"2024-01-19","current":33.593342,"twenty":-38.604013,"median":-17.509896,"eighty":42.840948,"marketCap":268679549},{"date":"2024-01-26","current":35.396159,"twenty":-38.313757,"median":-17.329953,"eighty":42.610155,"marketCap":283098482},{"date":"2024-02-02","current":32.628454,"twenty":-38.255706,"median":-16.859331,"eighty":42.610155,"marketCap":260962374},{"date":"2024-02-09","current":31.384256,"twenty":-38.228508,"median":-16.444076,"eighty":42.581306,"marketCap":251011280},{"date":"2024-02-16","current":32.806196,"twenty":-38.197655,"median":-15.904246,"eighty":42.43706,"marketCap":262383959},{"date":"2024-02-23","current":29.530655,"twenty":-38.058333,"median":-15.184472,"eighty":42.321664,"marketCap":236186180},{"date":"2024-03-01","current":31.079555,"twenty":-37.93062,"median":-14.284753,"eighty":42.085101,"marketCap":248574277},{"date":"2024-03-08","current":34.062669,"twenty":-37.860958,"median":-13.994075,"eighty":42.010094,"marketCap":267187579},{"date":"2024-03-15","current":33.153985,"twenty":-37.849348,"median":-13.481928,"eighty":41.935086,"marketCap":260059862},{"date":"2024-03-22","current":37.619518,"twenty":-37.849348,"median":11.161615,"eighty":41.894697,"marketCap":295087502},{"date":"2024-03-28","current":36.606985,"twenty":-37.814517,"median":11.529039,"eighty":41.871618,"marketCap":287145188},{"date":"2024-04-05","current":34.893466,"twenty":-37.721636,"median":12.23926,"eighty":41.842769,"marketCap":273704350},{"date":"2024-04-12","current":36.00985,"twenty":-37.605533,"median":12.707266,"eighty":41.81392,"marketCap":282461260},{"date":"2024-04-19","current":35.179053,"twenty":-37.350108,"median":12.85101,"eighty":41.785071,"marketCap":275944489},{"date":"2024-04-26","current":35.542526,"twenty":-37.141124,"median":12.917105,"eighty":41.721602,"marketCap":278795576},{"date":"2024-05-03","current":35.880037,"twenty":-36.704047,"median":13.001818,"eighty":41.548507,"marketCap":281443014},{"date":"2024-05-10","current":38.647451,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":329044395},{"date":"2024-05-17","current":37.297321,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":317549394},{"date":"2024-05-24","current":36.983899,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":314880912},{"date":"2024-05-31","current":38.623341,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":328839127},{"date":"2024-06-07","current":39.56361,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":336844574},{"date":"2024-06-14","current":39.660048,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":337665646},{"date":"2024-06-21","current":37.996496,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":323502163},{"date":"2024-06-28","current":40.166346,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":341976271},{"date":"2024-07-05","current":39.177859,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":333560288},{"date":"2024-07-12","current":42.022774,"twenty":-36.416983,"median":13.027383,"eighty":41.756221,"marketCap":357781897},{"date":"2024-07-19","current":44.915908,"twenty":-36.416983,"median":13.027383,"eighty":41.883157,"marketCap":382414041},{"date":"2024-07-26","current":45.856177,"twenty":-36.416983,"median":13.027383,"eighty":42.240887,"marketCap":390419488},{"date":"2024-08-02","current":42.336197,"twenty":-36.416983,"median":13.027383,"eighty":42.610155,"marketCap":360450379},{"date":"2024-08-09","current":36.405573,"twenty":-36.416983,"median":13.146956,"eighty":42.610155,"marketCap":388884335},{"date":"2024-08-16","current":37.679575,"twenty":-36.416983,"median":13.326266,"eighty":42.610155,"marketCap":402493225},{"date":"2024-08-23","current":37.486545,"twenty":-36.416983,"median":13.539315,"eighty":42.610155,"marketCap":400431272},{"date":"2024-08-30","current":37.274211,"twenty":-36.376461,"median":13.747611,"eighty":42.610155,"marketCap":398163124},{"date":"2024-09-06","current":35.459723,"twenty":-36.376461,"median":13.865888,"eighty":42.610155,"marketCap":378780766},{"date":"2024-09-13","current":37.100484,"twenty":-36.376461,"median":14.011095,"eighty":42.610155,"marketCap":396307366},{"date":"2024-09-20","current":38.490304,"twenty":-35.554542,"median":14.134759,"eighty":42.610155,"marketCap":411153428},{"date":"2024-09-27","current":41.424369,"twenty":-35.554542,"median":14.269664,"eighty":42.610155,"marketCap":442495113},{"date":"2024-10-04","current":38.702638,"twenty":-35.44603,"median":14.454923,"eighty":42.610155,"marketCap":413421576},{"date":"2024-10-11","current":40.536429,"twenty":-35.44603,"median":14.694513,"eighty":42.610155,"marketCap":433010130},{"date":"2024-10-18","current":40.034549,"twenty":-35.44603,"median":14.886219,"eighty":42.610155,"marketCap":427649052},{"date":"2024-10-25","current":38.586819,"twenty":-35.44603,"median":15.204694,"eighty":42.610155,"marketCap":412184404},{"date":"2024-11-01","current":41.482279,"twenty":-31.697874,"median":15.387818,"eighty":42.610155,"marketCap":443113699},{"date":"2024-11-08","current":28.96354,"twenty":-31.162297,"median":15.845629,"eighty":42.610155,"marketCap":354050310},{"date":"2024-11-15","current":28.389335,"twenty":-30.809941,"median":16.123202,"eighty":42.610155,"marketCap":347031237},{"date":"2024-11-22","current":28.693326,"twenty":-30.491526,"median":16.420567,"eighty":42.610155,"marketCap":350747217},{"date":"2024-11-29","current":28.456889,"twenty":-30.385795,"median":16.57274,"eighty":42.610155,"marketCap":347857011},{"date":"2024-12-06","current":28.946651,"twenty":-30.081792,"median":16.780776,"eighty":42.610155,"marketCap":353843867},{"date":"2024-12-13","current":28.997317,"twenty":-29.638993,"median":17.00545,"eighty":42.610155,"marketCap":354463197},{"date":"2024-12-20","current":27.342257,"twenty":-29.232137,"median":17.164245,"eighty":42.610155,"marketCap":334231751},{"date":"2024-12-27","current":26.497839,"twenty":-29.094149,"median":17.240417,"eighty":42.610155,"marketCap":323909584},{"date":"2025-01-03","current":26.126295,"twenty":-28.855199,"median":17.38507,"eighty":42.610155,"marketCap":319367831},{"date":"2025-01-10","current":24.792115,"twenty":-28.706138,"median":17.472203,"eighty":42.610155,"marketCap":303058808},{"date":"2025-01-17","current":26.632946,"twenty":-28.600768,"median":17.586501,"eighty":42.610155,"marketCap":325561131},{"date":"2025-01-24","current":27.443587,"twenty":-28.068661,"median":17.825984,"eighty":42.610155,"marketCap":335470411},{"date":"2025-01-31","current":26.768053,"twenty":-27.998688,"median":17.896395,"eighty":42.610155,"marketCap":327212678},{"date":"2025-02-07","current":27.038267,"twenty":-27.802607,"median":18.051343,"eighty":42.610155,"marketCap":330515771},{"date":"2025-02-14","current":26.193848,"twenty":-27.699382,"median":18.190795,"eighty":42.610155,"marketCap":320193604},{"date":"2025-02-21","current":25.450761,"twenty":-27.636324,"median":18.671131,"eighty":42.610155,"marketCap":311110098},{"date":"2025-02-28","current":25.2481,"twenty":-27.481706,"median":18.888057,"eighty":42.610155,"marketCap":308632778},{"date":"2025-03-07","current":11.291923,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":293228658},{"date":"2025-03-14","current":11.28406,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":293024460},{"date":"2025-03-21","current":11.000975,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":285673323},{"date":"2025-03-28","current":10.639256,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":276280205},{"date":"2025-04-04","current":9.884364,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":256677175},{"date":"2025-04-11","current":10.01018,"twenty":-27.252591,"median":18.950036,"eighty":42.610155,"marketCap":259944346},{"date":"2025-04-17","current":9.632734,"twenty":-27.252591,"median":18.950036,"eighty":42.610155,"marketCap":250142831},{"date":"2025-04-25","current":9.837184,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":255451985},{"date":"2025-05-02","current":10.474124,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":271992042},{"date":"2025-05-09","current":13.267693,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":301800207},{"date":"2025-05-16","current":14.023277,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":318987473},{"date":"2025-05-23","current":13.65448,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":310598450},{"date":"2025-05-30","current":14.329108,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":325944223},{"date":"2025-06-06","current":13.510559,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":307324685},{"date":"2025-06-13","current":13.267693,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":301800207},{"date":"2025-06-20","current":14.320113,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":325739613},{"date":"2025-06-27","current":14.221168,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":323488900},{"date":"2025-07-03","current":15.111677,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":343745320},{"date":"2025-07-11","current":14.841826,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":337607011},{"date":"2025-07-18","current":14.248153,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":324102731},{"date":"2025-07-25","current":14.176192,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":322465848},{"date":"2025-08-01","current":15.084692,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":343131489},{"date":"2025-08-08","current":16.192401,"twenty":-27.252591,"median":18.872562,"eighty":42.376542,"marketCap":289325828},{"date":"2025-08-15","current":16.453936,"twenty":-27.252591,"median":18.562668,"eighty":41.952395,"marketCap":293998927},{"date":"2025-08-22","current":15.839898,"twenty":-27.252591,"median":18.159806,"eighty":41.813387,"marketCap":283027302},{"date":"2025-08-29","current":16.579018,"twenty":-27.252591,"median":17.94288,"eighty":41.45619,"marketCap":296233888},{"date":"2025-09-05","current":16.249257,"twenty":-27.252591,"median":17.873153,"eighty":40.973023,"marketCap":290341719},{"date":"2025-09-12","current":16.533533,"twenty":-27.252591,"median":17.818922,"eighty":40.733,"marketCap":295421175},{"date":"2025-09-19","current":16.704099,"twenty":-27.252591,"median":17.48633,"eighty":40.60978,"marketCap":298468849},{"date":"2025-09-26","current":15.385056,"twenty":-27.252591,"median":17.431554,"eighty":40.309495,"marketCap":274900172},{"date":"2025-10-03","current":15.453282,"twenty":-27.252591,"median":17.323091,"eighty":40.156759,"marketCap":276119241},{"date":"2025-10-10","current":15.089408,"twenty":-27.252591,"median":17.193525,"eighty":39.88215,"marketCap":269617537},{"date":"2025-10-17","current":14.282062,"twenty":-27.252591,"median":17.044186,"eighty":39.679336,"marketCap":255191882},{"date":"2025-10-24","current":18.705407,"twenty":-27.252591,"median":16.997702,"eighty":39.478621,"marketCap":334228221},{"date":"2025-10-31","current":19.558238,"twenty":-27.252591,"median":16.997702,"eighty":39.258566,"marketCap":349466590},{"date":"2025-11-07","current":27.752974,"twenty":-27.252591,"median":17.12166,"eighty":39.258566,"marketCap":339113595},{"date":"2025-11-14","current":26.954806,"twenty":-27.252591,"median":17.235218,"eighty":39.258566,"marketCap":329360777},{"date":"2025-11-21","current":24.676701,"twenty":-27.252591,"median":17.38507,"eighty":39.258566,"marketCap":301524610},{"date":"2025-11-28","current":28.052288,"twenty":-27.252591,"median":17.472203,"eighty":39.258566,"marketCap":342770901},{"date":"2025-12-05","current":28.152059,"twenty":-27.252591,"median":17.586501,"eighty":39.258566,"marketCap":343990004},{"date":"2025-12-12","current":31.294846,"twenty":-27.252591,"median":17.834417,"eighty":39.258566,"marketCap":382391723},{"date":"2025-12-19","current":29.365939,"twenty":-27.1824,"median":17.896395,"eighty":39.258566,"marketCap":358822414},{"date":"2025-12-26","current":31.826958,"twenty":-27.17073,"median":17.973869,"eighty":39.258566,"marketCap":388893601},{"date":"2026-01-02","current":31.128561,"twenty":-27.092987,"median":18.159806,"eighty":39.258566,"marketCap":380359886},{"date":"2026-01-09","current":30.413535,"twenty":-27.022039,"median":18.562668,"eighty":39.258566,"marketCap":371622987},{"date":"2026-01-16","current":31.544274,"twenty":-26.605366,"median":18.779594,"eighty":39.258566,"marketCap":385439478},{"date":"2026-01-23","current":31.078675,"twenty":-26.402637,"median":18.872562,"eighty":39.258566,"marketCap":379750335},{"date":"2026-01-30","current":32.675012,"twenty":-25.680829,"median":19.043004,"eighty":39.258566,"marketCap":399255970},{"date":"2026-02-06","current":34.404376,"twenty":-25.237978,"median":19.330816,"eighty":39.258566,"marketCap":420387075},{"date":"2026-02-13","current":34.886603,"twenty":-24.869133,"median":20.263244,"eighty":39.258566,"marketCap":426279402},{"date":"2026-02-20","current":35.884313,"twenty":-24.310653,"median":24.792115,"eighty":39.258566,"marketCap":438470424},{"date":"2026-02-27","current":35.651514,"twenty":-23.85398,"median":25.281877,"eighty":39.258566,"marketCap":435625852},{"date":"2026-03-06","current":-47.225804,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":383001274},{"date":"2026-03-13","current":-43.242302,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":350695066},{"date":"2026-03-20","current":-43.317462,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":351304617},{"date":"2026-03-27","current":-45.196473,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":366543394},{"date":"2026-04-02","current":-44.895831,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":364105190}],"updateTime":1775295026051},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"MEC\",pageSize:20,pageCount:4,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"14514931","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022013166-MEC","pdf_url":"","pub_time":1648742400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/0001564590-22-013166-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/mec-ex10_7.htm","primary":true,"translateUrl":"","linkName":"mec-ex10_7.htm","type":"EX-10","id":"NTFILEDQtw2taUzDgjVdC6","market":"us","size":60144},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/mec-8k_20220331.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220331.htm","type":"8-K","id":"NTFILEFc7dvDFgrgAeb5wY","market":"us","size":45323}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2022-04-01 00:00","pubTimestamp":1648742400,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目1.01：订立重要的最终协定；项目2.03：直接财务义务或登记人资产负债表外安排下的义务的设定；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14307004","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022008138-MEC","pdf_url":"","pub_time":1646150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/0001564590-22-008138-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/mec-ex99_7.htm","primary":true,"translateUrl":"","linkName":"mec-ex99_7.htm","type":"EX-99","id":"NTFILEwPfRo5CWsJF2aEx3","market":"us","size":573047},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/mec-8k_20220301.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220301.htm","type":"8-K","id":"NTFILECSe7hhj2NgykRkXA","market":"us","size":42819},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/gf2hecpuahks000001.jpg","primary":false,"translateUrl":"","linkName":"gf2hecpuahks000001.jpg","type":"GRAPHIC","id":"NTFILEDDsjcek5LsjUi48u","market":"us","size":3315}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2022-03-02 00:00","pubTimestamp":1646150400,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目2.02：经营成果和财务状况；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14307003","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022008290-MEC","pdf_url":"","pub_time":1646150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MEC","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"年度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/0001564590-22-008290-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-10k_20211231.htm","primary":true,"translateUrl":"","linkName":"mec-10k_20211231.htm","type":"10-K","id":"NTFILEE2dy6xRSXK6hnFX3","market":"us","size":3344425},{"description":"EX-21","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex21_8.htm","primary":false,"translateUrl":"","linkName":"mec-ex21_8.htm","type":"EX-21","id":"NTFILE9YqfmAumdhpEwV5r","market":"us","size":9230},{"description":"EX-23","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex23_10.htm","primary":false,"translateUrl":"","linkName":"mec-ex23_10.htm","type":"EX-23","id":"NTFILEGNVrWvsE9cfWgcgk","market":"us","size":2843},{"description":"EX-31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex311_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_7.htm","type":"EX-31.1","id":"NTFILE3dp9VWXQQVGGH3HS","market":"us","size":20483},{"description":"EX-31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex312_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_6.htm","type":"EX-31.2","id":"NTFILEGNbWgiGED1CZy1Ab","market":"us","size":20439},{"description":"EX-32","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex32_9.htm","primary":false,"translateUrl":"","linkName":"mec-ex32_9.htm","type":"EX-32","id":"NTFILEpHXp1B1a6zvHvUCk","market":"us","size":14540},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/gqmrc3204gxr000002.jpg","primary":false,"translateUrl":"","linkName":"gqmrc3204gxr000002.jpg","type":"GRAPHIC","id":"NTFILE8pKwwT3t4JNL7Z7q","market":"us","size":79222},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/gqmrc3204gxr000001.jpg","primary":false,"translateUrl":"","linkName":"gqmrc3204gxr000001.jpg","type":"GRAPHIC","id":"NTFILE2jcDoohMhQQLFhqc","market":"us","size":42548}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"年度报告","pubTime":"2022-03-02 00:00","pubTimestamp":1646150400,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14261093","market":"us","labels":[],"media":"sec.gov","original_id":"AN113777422000028-MEC","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000113777422000028/0001137774-22-000028-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1137774/000113777422000028/MAYVIL2.htm","primary":true,"translateUrl":"","linkName":"MAYVIL2.htm","type":"SC 13G/A","id":"NTFILEFEraQXpi3vn7Tfhw","market":"us","size":8250}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14178448","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022004427-MEC","pdf_url":"","pub_time":1644336000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022004427/0001564590-22-004427-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022004427/mec-ex99_7.htm","primary":true,"translateUrl":"","linkName":"mec-ex99_7.htm","type":"EX-99","id":"NTFILEEKUpTvDX21mj18Yd","market":"us","size":39212},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022004427/mec-8k_20220209.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220209.htm","type":"8-K","id":"NTFILEBFE4j2RfK5fHiPTT","market":"us","size":42718},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022004427/gtv4cvkte3wv000001.jpg","primary":false,"translateUrl":"","linkName":"gtv4cvkte3wv000001.jpg","type":"GRAPHIC","id":"NTFILEAumrsNdWWBzEbVKT","market":"us","size":3315}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2022-02-09 00:00","pubTimestamp":1644336000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目2.02：经营成果和财务状况；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14178449","market":"us","labels":[],"media":"sec.gov","original_id":"AN167885822000318-MEC","pdf_url":"","pub_time":1643904000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000167885822000318/0001678858-22-000318-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SEC SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/902219/000167885822000318/SEC13G_Filing.htm","primary":true,"translateUrl":"","linkName":"SEC13G_Filing.htm","type":"SC 13G/A","id":"NTFILE228QoEvJAtqnwLeG","market":"us","size":31057}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2022-02-04 00:00","pubTimestamp":1643904000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14020623","market":"us","labels":[],"media":"sec.gov","original_id":"AN189090622000022-MEC","pdf_url":"","pub_time":1642435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000189090622000022/0001890906-22-000022-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000189090622000022/Mayville578605107.htm","primary":true,"translateUrl":"","linkName":"Mayville578605107.htm","type":"SC 13G/A","id":"NTFILE9the8CgSGrz5oZvy","market":"us","size":27942}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2022-01-18 00:00","pubTimestamp":1642435200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836063","market":"us","labels":[],"media":"sec.gov","original_id":"AN189090621000028-MEC","pdf_url":"","pub_time":1638979200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000189090621000028/0001890906-21-000028-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000189090621000028/Mayville-578604107.htm","primary":true,"translateUrl":"","linkName":"Mayville-578604107.htm","type":"SC 13G","id":"NTFILE889TThCQ5zwtBtkH","market":"us","size":27941}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2021-12-09 00:00","pubTimestamp":1638979200,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836064","market":"us","labels":[],"media":"sec.gov","original_id":"AN7297121000372-MEC","pdf_url":"","pub_time":1638892800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000007297121000372/0000072971-21-000372-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/72971/000007297121000372/wf_mayvilleen-578605107x.htm","primary":true,"translateUrl":"","linkName":"wf_mayvilleen-578605107x.htm","type":"SC 13G/A","id":"NTFILE27ePgGcVhDCxPchd","market":"us","size":17028}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2021-12-08 00:00","pubTimestamp":1638892800,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836065","market":"us","labels":[],"media":"sec.gov","original_id":"AN7297121000329-MEC","pdf_url":"","pub_time":1636473600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"超过5%披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000007297121000329/0000072971-21-000329-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/72971/000007297121000329/wf_mayvilleen-578605107.htm","primary":true,"translateUrl":"","linkName":"wf_mayvilleen-578605107.htm","type":"SC 13G/A","id":"NTFILE5tmymqotcZrDEqQ7","market":"us","size":36521}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"超过5%披露","pubTime":"2021-11-10 00:00","pubTimestamp":1636473600,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836068","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021054099-MEC","pdf_url":"","pub_time":1635955200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021054099/0001564590-21-054099-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021054099/mec-10q_20210930.htm","primary":true,"translateUrl":"","linkName":"mec-10q_20210930.htm","type":"10-Q","id":"NTFILE8sLeG2TZdPcMJ2Fw","market":"us","size":2279632},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021054099/mec-ex311_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_6.htm","type":"EX-31.1","id":"NTFILE9Hcs61PpUdsDoi2L","market":"us","size":18081},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021054099/mec-ex312_8.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_8.htm","type":"EX-31.2","id":"NTFILE6k6vcytqokkoyY3F","market":"us","size":17913},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021054099/mec-ex32_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex32_7.htm","type":"EX-32","id":"NTFILEG3sFSZ4fVJjH3Wox","market":"us","size":9241}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2021-11-04 00:00","pubTimestamp":1635955200,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836067","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521319985-MEC","pdf_url":"","pub_time":1635955200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8  - Securities to be offered to employees in employee benefit plans","symbol":"MEC","title":"S-8  - Securities to be offered to employees in employee benefit plans","titleType":"员工持股计划","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521319985/0001193125-21-319985-index.htm","us_notice_code":"Form S-8","us_title_en":"S-8  - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521319985/d424055ds8.htm","primary":true,"translateUrl":"","linkName":"d424055ds8.htm","type":"S-8","id":"NTFILEAUYsyF5rsKug8Rdc","market":"us","size":41438},{"description":"EX-5","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521319985/d424055dex5.htm","primary":false,"translateUrl":"","linkName":"d424055dex5.htm","type":"EX-5","id":"NTFILE5JnPeCbEoShqssS8","market":"us","size":12446},{"description":"EX-23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521319985/d424055dex231.htm","primary":false,"translateUrl":"","linkName":"d424055dex231.htm","type":"EX-23.1","id":"NTFILEiDDU3rpbYWjMzQnU","market":"us","size":1462},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521319985/g424055g19a01.jpg","primary":false,"translateUrl":"","linkName":"g424055g19a01.jpg","type":"GRAPHIC","id":"NTFILECou7SPqHxDSNHjn8","market":"us","size":3682}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"员工持股计划","pubTime":"2021-11-04 00:00","pubTimestamp":1635955200,"title_zh":"S-8  - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836069","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021053644-MEC","pdf_url":"","pub_time":1635868800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021053644/0001564590-21-053644-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021053644/mec-ex99_6.htm","primary":true,"translateUrl":"","linkName":"mec-ex99_6.htm","type":"EX-99","id":"NTFILE5qEP2rjyUEwVXNjN","market":"us","size":528559},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021053644/mec-8k_20211102.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20211102.htm","type":"8-K","id":"NTFILE4cDDZZjG95vEigEX","market":"us","size":42826},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021053644/g4yzjzheyzpl000001.jpg","primary":false,"translateUrl":"","linkName":"g4yzjzheyzpl000001.jpg","type":"GRAPHIC","id":"NTFILE37ymXJyifdsiRmVP","market":"us","size":3315}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2021-11-03 00:00","pubTimestamp":1635868800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目2.02：经营成果和财务状况；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836071","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521235236-MEC","pdf_url":"","pub_time":1628006400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521235236/0001193125-21-235236-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521235236/d197701dex99.htm","primary":true,"translateUrl":"","linkName":"d197701dex99.htm","type":"EX-99","id":"NTFILEBCa648ghx8QbgrNF","market":"us","size":120643},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521235236/d197701d8k.htm","primary":false,"translateUrl":"","linkName":"d197701d8k.htm","type":"8-K","id":"NTFILE839vvqCDQZuzVLCH","market":"us","size":26326},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521235236/g197701g0803080158268.jpg","primary":false,"translateUrl":"","linkName":"g197701g0803080158268.jpg","type":"GRAPHIC","id":"NTFILECqBvjydtYhJsLtQP","market":"us","size":3789}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2021-08-04 00:00","pubTimestamp":1628006400,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目2.02：经营成果和财务状况；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836070","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021040866-MEC","pdf_url":"","pub_time":1628006400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021040866/0001564590-21-040866-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021040866/mec-10q_20210630.htm","primary":true,"translateUrl":"","linkName":"mec-10q_20210630.htm","type":"10-Q","id":"NTFILEaUjMiga4GGmoG2Xo","market":"us","size":2179000},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021040866/mec-ex311_8.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_8.htm","type":"EX-31.1","id":"NTFILEBjkaxvWWRtCPivzY","market":"us","size":18079},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021040866/mec-ex312_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_6.htm","type":"EX-31.2","id":"NTFILEB67PSztWMPAy18QW","market":"us","size":17911},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021040866/mec-ex32_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex32_7.htm","type":"EX-32","id":"NTFILEHqo3XrbanHZK2wY7","market":"us","size":9229}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2021-08-04 00:00","pubTimestamp":1628006400,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836072","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021034576-MEC","pdf_url":"","pub_time":1624550400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"11-K  - Annual report of employee stock purchase, savings and similar plans","symbol":"MEC","title":"11-K  - Annual report of employee stock purchase, savings and similar plans","titleType":"员工持股计划","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021034576/0001564590-21-034576-index.htm","us_notice_code":"Form 11-K","us_title_en":"11-K  - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021034576/mec-11k_20201231.htm","primary":true,"translateUrl":"","linkName":"mec-11k_20201231.htm","type":"11-K","id":"NTFILEDSgNWTi22f5T3veA","market":"us","size":249323},{"description":"EX-23.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021034576/mec-ex231_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex231_6.htm","type":"EX-23.1","id":"NTFILEEZ9wYKEMTqKFHC8y","market":"us","size":2689}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"员工持股计划","pubTime":"2021-06-25 00:00","pubTimestamp":1624550400,"title_zh":"11-K  - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836075","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021027996-MEC","pdf_url":"","pub_time":1620921600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"MEC","title":"CORRESP [Cover] - Correspondence","titleType":"SEC问询函","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021027996/0001564590-21-027996-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021027996/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEBwETxPsMpw9c4GTG","market":"us","size":13362}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"SEC问询函","pubTime":"2021-05-14 00:00","pubTimestamp":1620921600,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836074","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021028023-MEC","pdf_url":"","pub_time":1620921600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K/A [Amend]  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MEC","title":"10-K/A [Amend]  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"[修订]年度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021028023/0001564590-21-028023-index.htm","us_notice_code":"Form 10-K/A","us_title_en":"10-K/A [Amend]  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K/A NO. 2","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021028023/mec-10ka_20201231.htm","primary":true,"translateUrl":"","linkName":"mec-10ka_20201231.htm","type":"10-K/A","id":"NTFILE5FajswriMh7Hom3G","market":"us","size":44735},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021028023/mec-ex311_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_7.htm","type":"EX-31.1","id":"NTFILE5EhuKk2UqQGdmuqZ","market":"us","size":20468},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021028023/mec-ex312_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_6.htm","type":"EX-31.2","id":"NTFILEDoGSHsFGcw6NAZJ8","market":"us","size":20423},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021028023/gws2d1iw0lui000001.jpg","primary":false,"translateUrl":"","linkName":"gws2d1iw0lui000001.jpg","type":"GRAPHIC","id":"NTFILED6vvKpiPKxzsrFN4","market":"us","size":5361}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"[Rev.]Annual Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"[修订]年度报告","pubTime":"2021-05-14 00:00","pubTimestamp":1620921600,"title_zh":"10-K/A [Amend]  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836082","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521152781-MEC","pdf_url":"","pub_time":1620230400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"重要事件披露","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521152781/0001193125-21-152781-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521152781/d613865dex99.htm","primary":true,"translateUrl":"","linkName":"d613865dex99.htm","type":"EX-99","id":"NTFILEDzendkqF5CtXueSv","market":"us","size":106354},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521152781/d613865d8k.htm","primary":false,"translateUrl":"","linkName":"d613865d8k.htm","type":"8-K","id":"NTFILE5NrdMiRjpFp28Aww","market":"us","size":18191},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000119312521152781/g613865g44v95.jpg","primary":false,"translateUrl":"","linkName":"g613865g44v95.jpg","type":"GRAPHIC","id":"NTFILEALsC4wP8fhytcr4R","market":"us","size":5084}],"type_name":"交易披露","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"usAnnouncement","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"重要事件披露","pubTime":"2021-05-06 00:00","pubTimestamp":1620230400,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"项目2.02：经营成果和财务状况；项目9.01：财务报表和展品","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13836083","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021024186-MEC","pdf_url":"","pub_time":1620144000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"季度报告","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021024186/0001564590-21-024186-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021024186/mec-10q_20210331.htm","primary":true,"translateUrl":"","linkName":"mec-10q_20210331.htm","type":"10-Q","id":"NTFILE4naRGnykV7fnyZxf","market":"us","size":1655121},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021024186/mec-ex311_9.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_9.htm","type":"EX-31.1","id":"NTFILEDAJMSePue5bFaE4r","market":"us","size":18076},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021024186/mec-ex312_8.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_8.htm","type":"EX-31.2","id":"NTFILEB7ps2yUgKVgNTXQC","market":"us","size":17908},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459021024186/mec-ex32_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex32_7.htm","type":"EX-32","id":"NTFILEHCJYxSpx1CPgRdDk","market":"us","size":9227}],"type_name":"财务报告","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"usFinancials","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"季度报告","pubTime":"2021-05-05 00:00","pubTimestamp":1620144000,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":8,"pageCount":4,"totalSize":156,"code":"91000000","status":"200"}]}}