Dao Ming Optical: Stock price fluctuation does not involve "AI phone" related business.

Doming Optics announced that the company's stock experienced abnormal fluctuations with the closing prices deviating by more than 20% for two consecutive trading days on July 16th and 17th, 2026. Upon self-inspection, the company found that there was no need to correct or supplement previous disclosures, and there was no undisclosed significant information in the public media reports. The company currently does not have any "AI phone" related business, its production and operation are normal, and there are no undisclosed significant matters to be disclosed. The controlling shareholder and the actual controller did not engage in any trading of the company's stock during the abnormal fluctuations. Investors are reminded to be cautious of risks.