3连板黄河旋风：不存在应披露而未披露的重大信息

Core Viewpoint - The company announced that its stock price has experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days [1] Group 1 - The company confirmed that its production and operations are normal, and there have been no significant changes in its daily business activities [1] - The company, its controlling shareholder, and actual controller have no undisclosed significant information that could impact the abnormal stock price fluctuation [1]