上交所本周对*ST岩石、*ST正平等异常波动退市风险警示股票，以及天普股份等严重异常波动股票进行重点监控

Group 1 - The Shanghai Stock Exchange has implemented self-regulatory measures against 81 cases of abnormal trading behaviors, including price manipulation and false declarations [1] - Stocks under special monitoring include *ST Rock (600696) and *ST Zhengping (603843), which are at risk of delisting due to abnormal fluctuations, as well as Tianpu Co., Ltd. (605255), which has experienced severe abnormal volatility [1] - The exchange has conducted special investigations into 23 significant corporate events and reported three suspected illegal activities to the China Securities Regulatory Commission [1]