On September 13, the Shenzhen Stock Exchange announced that from September 9 to September 13, the exchange took self-regulatory measures on 93 cases of abnormal securities transactions, involving intraday lifting and suppression, false declarations and other abnormal transactions; continued to focus on monitoring the "* ST Jingfeng" of the recent abnormal rise and fall in stock prices; a total of 10 major matters of listed companies were checked and reported to the Securities Supervision Commiss...