YOFC(06869): Abnormal stock trading fluctuations, there is no material information that should be disclosed but has not been disclosed.

YOFC (06869) announces that the company's stock has experienced abnormal fluctuations in trading, with the closing price deviating by more than 20% for three consecutive trading days from August 22, 2025 to August 26, 2025, according to the relevant rules of the Shanghai Stock Exchange. The company has conducted a self-inspection and inquired with its largest shareholder, China Huaxin Post and Telecommunication Technology Co., Ltd., and as of the date of this announcement, there is no major undisclosed information that should be disclosed.