State Power Investment Corporation: Abnormal fluctuations in A-share stock trading, no undisclosed matters that should be disclosed.

Huadian Energy announced that the company's A-share stock has deviated from the daily closing price by 20% for three consecutive trading days on March 9, March 10, and March 11, 2026, which is considered abnormal fluctuation. After self-examination and verification with the controlling shareholder and actual controller, as of the date of disclosure in the announcement, the company's production and operation are normal, and there are no significant undisclosed matters that should have been disclosed. There have been no media reports, market rumors, or hot concepts that have affected the stock price. The company reminds investors to pay attention to investment risks.