Yellow River whirlwind: The deviation of the continuous three-day stock price increase exceeds 20% with no disclosure of undisclosed major information.

The announcement of Yellow River Tornado stated that the closing price of the company's stock has deviated by more than 20% for three consecutive trading days on November 7th, November 10th, and November 11th, 2025, indicating abnormal fluctuations. After self-inspection, the company's production and operation are normal, with no significant changes in daily operations. The company, controlling shareholders, and actual controllers have no undisclosed significant information to disclose, and no media reports or market rumors have been found that could have a significant impact on the stock price. The company advises investors to pay attention to trading risks and make rational decisions.