Tongbao Energy: Abnormal fluctuations in stock trading, no undisclosed material information that should be disclosed.

Tongbao Energy announced that the closing price of the company's stock deviated by more than 20% for three consecutive trading days on March 24, March 25, and March 26, 2026, which constitutes abnormal stock trading volatility. After self-inspection and verification with the controlling shareholder, as of the disclosure date of the announcement, the company's production and operation are normal, and there are no significant undisclosed matters that should have been disclosed. The company's directors, supervisors, executives, and controlling shareholders did not buy or sell company stocks during the abnormal fluctuations. The company reminds investors to be aware of trading risks and to invest rationally.