Ding Tai Gao Ke: There have been no significant changes in the company's operating conditions and internal and external business environment in the near term.

Ding Tai Gaoke announced on the evening of September 12 that the stock had a cumulative deviation of 31.92% in the closing prices on September 10, 11, and 12, 2025, which constitutes abnormal fluctuations in stock trading according to the relevant regulations of the Shenzhen Stock Exchange. After verification, there have been no significant changes in the company's operations, internal or external operating environment. There are no undisclosed major issues about the company from the company, controlling shareholders, or actual controllers, or major issues in the planning stage. The controlling shareholder and the actual controller did not engage in buying or selling the company's stock during the abnormal trading period.