ST Yitong: Disclosure of progress in implementing the risk warning rectification of stock trading.

ST Yitong announced that due to the issuance of a qualified audit report for the 2025 annual financial report and a disclaimer of opinion on the effectiveness of internal controls, the company's stock trading will be delisted and other risk warnings will be implemented starting from May 6, 2026. To eliminate risks, the company established a leading group for internal control rectification from the end of April to May. In June, upon the recommendation of the audit committee, Zhongxinghua Accounting Firm was appointed as a third-party intermediary to assist in carrying out special rectification. The company will disclose progress monthly and remind investors to pay attention to risks.