今日涨跌停股分析：88只涨停股、13只跌停股，硅片概念活跃，立昂微2连板

Group 1 - A-shares experienced significant market activity on September 24, with 88 stocks hitting the daily limit up and 13 stocks hitting the limit down [1] - The silicon wafer sector showed strong performance, with companies like Lianang Micro and TCL Zhonghuan reaching the limit up [1] - The semiconductor sector also saw gains, highlighted by Changchuan Technology and Beifang Huachuang hitting the limit up [1] Group 2 - *ST Yatai achieved 12 limit ups in 13 trading days, indicating strong investor interest [2] - Other notable stocks include *ST Huawang with 4 limit ups in 6 days, and Hongdou Co. with 4 limit ups in 5 days [2] - Conversely, *ST Gaohong faced a continuous decline with 9 consecutive limit downs, reflecting negative market sentiment [2]