实朴检测：不存在应披露而未披露的或处于筹划阶段的重大事项

Core Points - The stock of Shibu Testing (301228) has experienced a cumulative price deviation of over 30% during the trading days of November 13, 14, and 17, 2025, indicating abnormal trading activity [1] - The company confirmed that there are no undisclosed significant matters or major events in the planning stage involving the company, its controlling shareholders, or actual controllers [1] - During the period of abnormal stock trading, the controlling shareholders and actual controllers of the company did not engage in buying or selling the company's stock [1]