6 consecutive trading limits *ST and Ke: Currently, the production and operation situation is normal, and there have been no significant changes in the internal and external operating environment

*ST and Ke announced on May 12 that the company's stock price deviation exceeded 12% for three consecutive trading days on May 8, May 9, and May 12, 2025. According to the relevant provisions of the "Shenzhen Stock Exchange Trading Rules," this constitutes an abnormal fluctuation in stock trading. After verification, the company's production and operation are normal, and there have been no significant changes in the company's operating conditions or the internal and external operating environment. As of the date of this announcement, the company, its controlling shareholders, and actual controllers do not have any major matters that should be disclosed but have not been disclosed, or are in the planning stage. The company has not found any recent public media reports that may have a significant impact on the trading price of the company's stock due to undisclosed major information. After verification, the company's controlling shareholders and actual controllers did not engage in buying or selling the company's stock during the period of abnormal stock fluctuations