Zheng Quan Shi Bao·2026-01-16 12:51Group 1 - The core point of the article is that the Shenzhen Stock Exchange has taken regulatory actions against *ST Chengchang due to significant abnormal fluctuations in its stock price, leading to a temporary suspension and subsequent resumption of trading [2] - On January 16, *ST Chengchang's stock opened at a limit down but quickly rebounded to a limit up, closing at 128.98 yuan per share, marking a "地天板" (ground-to-sky board) movement, with 11 limit up days in the last 12 trading days [2] - The exchange has identified abnormal trading behaviors among some investors, resulting in self-regulatory measures such as trading suspensions [2] Group 2 - The stock price of *ST Chengchang increased by 6.14 yuan, or 5.00%, on January 16, with an average price of 119.93 yuan and a trading volume of 52 shares, amounting to a transaction value of 680,000 yuan [3] - The stock has shown a strong performance in recent trading sessions, indicating heightened investor interest and volatility [3]