Intelligent self-control: there have been no significant changes in the company's operating situation and internal and external operating environment in recent times.

Intelligent self-control announcement: The company's stock trading price has deviated from the daily closing price for two consecutive trading days by a cumulative increase of more than 20%, which constitutes a situation of abnormal stock trading volatility. After verification, there have been no significant changes in the company's operations and internal and external operating environment recently; the company, controlling shareholders, and actual controllers have not failed to disclose any major matters about the company that should be disclosed, and there are no significant matters in the planning stage; controlling shareholders and actual controllers have not bought or sold the company's stock during the period of abnormal stock trading volatility.