Hongsheng Co., Ltd.: Abnormal stock trading fluctuation, no major undisclosed matters requiring disclosure

Hong Sheng Co., Ltd. announced that the company's stock closing price deviation cumulatively reached 20% over three consecutive trading days on September 11, September 14, and September 15, 2026, constituting an abnormal fluctuation in stock trading. Upon self-examination and verification with the controlling shareholder and actual controller, as of the disclosure date of the announcement, there is no major information that should be disclosed but has not been disclosed, and no directors, supervisors, senior management, the controlling shareholder, or its persons acting in concert have bought or sold the company's shares during the period of abnormal fluctuation. For the first half of 2026, the company's net profit attributable to shareholders of the parent company was 30.3573 million yuan, a year-on-year decrease of 33.70%. Currently, revenue from the data center liquid cooling sector accounts for less than 4%, which does not have a material impact on performance. There is subsequent uncertainty regarding the related business, and investors are advised to be aware of investment risks.