According to Tongfeng Electronic's announcement, the cumulative daily closing price increase deviation value of the company's stock reached 20% during the three consecutive trading days of September 10, September 11, and September 14, 2026, which is an abnormal fluctuation in stock trading. After self-investigation and investigation with the controlling shareholder, Tongling Zhongxu Industrial Investment Co., Ltd., the company and controlling shareholders had no significant information that should have been disclosed but not disclosed. The company's daily production and operation activities were normal, there were no major changes, there were no relevant media reports, market rumors or hot conceptual matters, and directors, supervisors and controlling shareholders had not traded the company's shares during the change period. The cumulative turnover rate of the company's shares reached 42.14% in the last three trading days. Investors are kindly requested to pay attention to secondary market trading risks.

According to Tongfeng Electronic's announcement, the cumulative daily closing price increase deviation value of the company's stock reached 20% during the three consecutive trading days of September 10, September 11, and September 14, 2026, which is an abnormal fluctuation in stock trading. After self-investigation and investigation with the controlling shareholder, Tongling Zhongxu Industrial Investment Co., Ltd., the company and controlling shareholders had no significant information that should have been disclosed but not disclosed. The company's daily production and operation activities were normal, there were no major changes, there were no relevant media reports, market rumors or hot conceptual matters, and directors, supervisors and controlling shareholders had not traded the company's shares during the change period. The cumulative turnover rate of the company's shares reached 42.14% in the last three trading days. Investors are kindly requested to pay attention to secondary market trading risks.