HESAI-W (02525) announced that the price stabilization period in connection with the Global Offering ended on October 11, 2025 (Saturday), being the 30th day after the deadline for applications under the Hong Kong Public Offering. The price stabilization actions undertaken by the stabilization agent China International Capital Corporation Hong Kong Securities Limited or its affiliates or any person acting on its behalf during the price stabilization period are set out as follows: (1) over-allocation of an aggregate of 2,932,500 offer shares under the International Offering, representing 15% of the total number of offer shares initially available for subscription under the Global Offering (after taking into account the full exercise of the offer size adjustment option but before the exercise of the over-allotment option); and (2) the sponsor and overall coordinator (for itself and on behalf of the international underwriters) fully exercised the over-allotment option on September 16, 2025 (Tuesday) at HK$212.80 per offer share (being the international offer price, excluding 1% brokerage commission, 0.0027% SFC transaction levy, 0.00565% Stock Exchange trading fee and 0.00015% FRC transaction levy), involving an aggregate of 2,932,500 offer shares to cover the over-allocation under the International Offering. During the price stabilization period, the stabilization agent did not purchase or sell any Class B ordinary shares in the market for price stabilization purposes.