中石化油服：A股股票交易异常波动 不存在应披露而未披露的重大信息

Core Viewpoint - Sinopec Oilfield Services (600871) announced that its A-share stock experienced a cumulative price fluctuation exceeding 20% over three consecutive trading days from January 27 to January 29, 2026, indicating abnormal trading activity [1] Group 1 - The company conducted a self-examination and inquired with its controlling shareholder and actual controller, confirming that there is no undisclosed significant information as of the announcement date [1] - The recent volatility in the company's stock price has been significant, prompting a cautionary note to investors regarding secondary market trading risks [1]