CECO(SH:603698) Ge Long Hui·2025-12-16 09:59Core Viewpoint - The company experienced a significant stock price fluctuation, with a cumulative increase of 20% over three consecutive trading days, indicating abnormal trading activity [1] Group 1: Company Overview - The company specializes in coal gasification technology, focusing on research and development, engineering design, technical services, equipment supply, and project contracting [1] - The core technology employed by the company is coal powder pressurized gasification [1] Group 2: Stock Performance - The stock price showed a deviation in closing prices on December 12, 15, and 16, 2025, leading to a cumulative increase of 20% [1] - The company conducted a self-examination and confirmed with its controlling shareholder and actual controller that there were no undisclosed significant information as of the announcement date [1]