Jiugang Hongxing: Abnormal Stock Trading Fluctuation, No Undisclosed Material Information to be Disclosed

Jiugang Hongxing announced that the company's stock price deviated by more than 20% for three consecutive trading days on March 11, 12, and 13, 2026, indicating abnormal fluctuations. After verification, it was found that there were no undisclosed significant events involving the company or its controlling shareholders, and no media reports or market rumors requiring clarification were identified. The controlling shareholders and senior executives did not engage in any buying or selling of the company's stocks during the abnormal fluctuations. The company reminds investors to be cautious of investment risks.