ST Weil: There have been no significant changes in the company's operating conditions and internal and external operating environment recently.

On September 14th, ST Weil announced that the closing price of the company's stock had deviated by more than 12% for three consecutive trading days from September 10th to September 12th, 2025, which falls under the category of abnormal fluctuations in stock trading according to the relevant regulations of the Shenzhen Stock Exchange. Upon verification, there have been no major changes in the company's operations or internal and external operating environment. Through self-examination and inquiry, it was confirmed that there are no undisclosed major events related to the company by the company, controlling shareholders, or actual controllers. Additionally, it was confirmed that the controlling shareholders and actual controllers did not buy or sell the company's stock during the period of abnormal fluctuations in stock trading.