ST Yazhen: Stock trading abnormal volatility, performance loss and withdrawal of warning review uncertainty.

ST Yazhen announced that the closing price of the company's stock deviated by 12% cumulatively for three consecutive trading days from April 28 to 30, 2026, which is considered abnormal volatility. In 2025, the company had a revenue of 556 million yuan, with a net loss of 59.3284 million yuan; in the first quarter of 2026, the revenue was 116 million yuan, with a net loss of 14.7853 million yuan. The company has applied to revoke the risk warning for delisting of its stock, which is currently under review and subject to uncertainties. There are no plans for the controlling shareholder to change the main business and related plans at this time.