深交所出手！001270，暂停部分账户交易！今日股价“地天板”

Group 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 [1] - On January 15, *ST Chengchang announced the completion of its investigation and that trading would resume on January 16, 2023 [1] - Following the resumption, *ST Chengchang's stock opened at a limit down but quickly rebounded to hit the upper limit, closing at 128.98 yuan per share, marking 11 limit-up days in the last 12 trading sessions [1]