China Machinery Seiko announced that the daily closing price increase deviation value of the company's stock exceeded 20% during the three consecutive trading days of December 18, December 19, and December 22, 2025, which is an abnormal fluctuation. After verification, there were no corrections or additions to the information disclosed by the company in the early stages. No major information was disclosed in public media reports, the operating and internal and external environment had not changed, the company, controlling shareholders, and actual controllers were not required to disclose undisclosed important matters, and the actual controller did not trade the company's shares during this period. The company reminds investors to invest rationally in accordance with designated media announcements.

China Machinery Seiko announced that the daily closing price increase deviation value of the company's stock exceeded 20% during the three consecutive trading days of December 18, December 19, and December 22, 2025, which is an abnormal fluctuation. After verification, there were no corrections or additions to the information disclosed by the company in the early stages. No major information was disclosed in public media reports, the operating and internal and external environment had not changed, the company, controlling shareholders, and actual controllers were not required to disclose undisclosed important matters, and the actual controller did not trade the company's shares during this period. The company reminds investors to invest rationally in accordance with designated media announcements.