华自科技：无应披露而未披露的重大事项

Group 1 - The company announced that its stock price has deviated by more than 30% over three consecutive trading days, indicating abnormal stock fluctuations [1] - After verification, the company found no need to correct or supplement previously disclosed information, and there have been no significant changes in its production operations or external business environment [1] - During the period of abnormal stock fluctuations, there were no stock trading activities by the controlling shareholder or actual controller [1]