*ST Guangtang: Abnormal stock trading fluctuations, no major undisclosed matters that should be disclosed

*ST Guangtang announced that the closing prices of the company's shares deviated by more than 20% cumulatively over three consecutive trading days on September 10, September 11, and September 14, 2026, constituting an abnormal fluctuation in stock trading. Upon verification, the company's current operations are normal, and no major changes have occurred in the internal or external operating environment; apart from already disclosed matters including the implementation of delisting risk warning and other risk warnings, being investigated by the CSRC, and planning a major asset restructuring, there are no major matters that should be disclosed but have not been disclosed, and the controlling shareholder and actual controller did not buy or sell the company's shares during the period of abnormal fluctuation. Investors are kindly reminded to invest rationally and pay attention to investment risks.