四方股份：股票交易异常波动公告

Group 1 - The company, Sifang Co., announced that its stock price experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days from October 15 to October 17, 2025 [2] - Following an internal review and inquiries with its controlling shareholder and actual controller, the company confirmed that there is no undisclosed significant information as of the date of the announcement [2]