ST Mukang: Starting from March 2, additional risk warnings will be implemented by the Shanghai Stock Exchange.

*ST Mubang Announcement: On February 27, 2026, the company received a "Notice of Administrative Penalty Notification" issued by the Jiangxi Regulatory Bureau of the China Securities Regulatory Commission. According to Article 9.8.1 of the Rules for the Listing of Stocks on the Shanghai Stock Exchange, the company's stock will be subject to additional risk warnings from the Shanghai Stock Exchange starting from March 2, 2026. The stock will not be suspended during this period. After the implementation of additional risk warnings, the company's stock will still be abbreviated as "*ST Mubang", the stock code will remain "603398", the daily price limit will remain at 5%, and the stock will continue to be traded on the risk warning board.