Rongjie Co., Ltd.: Abnormal fluctuations in stock trading do not exist undisclosed matters that should be disclosed.

Yongjie Corporation announced that the trading price of the company's stock has deviated by more than 20% over three consecutive trading days on March 23, March 24, and March 25, 2026, which is considered abnormal volatility. After verification, the company's previous disclosed information does not require correction or supplementation, and no undisclosed major information that may affect the stock price through public media reports has been found. The operating conditions and environment have not changed, and there are no undisclosed matters that should be disclosed by the company, its controlling shareholder, or the actual controller. The actual controller did not buy or sell the company's stock during the period of volatility. The company reminds investors to pay attention to investment risks.