Five consecutive trading limit ups *ST Lihang: There are no significant issues that should be disclosed but have not been disclosed.

ST Lihang disclosed a stock trading risk reminder announcement on the evening of May 12, stating that the company's stock has closed at the daily limit price for five consecutive trading days from May 6 to May 12. The stock price of the company has fluctuated significantly recently. Investors are advised to pay attention to investment risks and invest rationally. According to the company's self-inspection, all production and operation activities are normal at present, and there have been no major adjustments in the market environment or industry policies. The internal production and operation order is normal. Following the company's self-inspection, apart from the information disclosed on designated media, there are no major issues that should have been disclosed but have not been disclosed.