华光环能：不存在应披露而未披露的重大信息

Group 1 - The company Huaguang Huaneng has experienced a significant stock price decline, with a cumulative drop exceeding 20% over three consecutive trading days from September 9 to September 11, 2025, indicating abnormal trading fluctuations [1] - The company conducted a self-examination and confirmed with its controlling shareholder that there are no undisclosed significant events, including major asset restructuring, share issuance, significant transactions, business restructuring, equity incentives, bankruptcy reorganization, major business collaborations, or introduction of strategic investors [1]