Changjin Photon: Stock price fluctuation, after self-examination, there is no significant information that should be disclosed but has not been disclosed.

Changjin Photon Announcement: The company's stock price has deviated by more than 30% over three consecutive trading days on August 12, August 13, and August 14, 2026, indicating abnormal fluctuations in stock trading. Following the company's self-examination and verification with the controlling shareholder and actual controller, as of the date of this announcement, the company's production and operations are normal, and there has been no significant change in its operating conditions. There is no significant information that should be disclosed but has not been disclosed. The closing price of the company's stock is 355.55 yuan per share, with a latest price-to-earnings ratio of 305.47 times, significantly higher than the industry average price-to-earnings ratio of 68.33 times.