Sunshine Lighting: Share price has risen significantly for consecutive sessions; trading risk warning issued.

Yangguang Lighting announced that the company's stock price closed with a cumulative deviation of more than 20% over three consecutive trading days on October 28, October 29, and October 30, 2026, triggering the circumstances of abnormal trading fluctuations, and the company disclosed the relevant abnormal fluctuation announcement on October 31; on November 2, 2026, the company's stock hit the daily limit again, and the stock price has recently risen significantly in the short term. Upon self-examination and written verification to the controlling shareholder and actual controller, apart from matters already publicly disclosed, there is no other major information that should be disclosed but has not been disclosed, and the directors, supervisors, senior management, and controlling shareholder did not buy or sell the company's stock during this abnormal fluctuation period. Production and operations are currently normal, and investors are kindly reminded to be aware of investment risks.