Mao Huashi: There are no significant matters that should be disclosed but have not been disclosed.

Mao Huashi announced that the closing price of Company A's A-shares on May 14, 2025 and May 15, 2025 had a cumulative deviation of 21.90%, which was considered abnormal stock trading volatility. After verification, there was no need to correct or supplement the information disclosed by the company in the previous period, and there were no major issues that needed to be disclosed but were not disclosed by the company or its controlling shareholders and actual controllers. There have been no significant changes in the company's recent production and operation situation or its internal and external operating environment. The controlling shareholders and actual controllers of the company did not buy or sell the company's shares during the period of abnormal stock trading.