Group 1 - A-shares experienced significant market activity with 77 stocks hitting the daily limit up and 14 stocks hitting the limit down on February 4 [1] - The coal sector showed strong performance, with companies like Lu'an Environmental Energy and Jinkong Coal Industry reaching the limit up [1] - The civil aviation sector also performed well, with Huaxia Airlines and China Eastern Airlines hitting the limit up [1] Group 2 - Notable continuous gainers included *ST Lifang with 6 limit ups over 9 days, and ST Jinglan with 6 limit ups over 8 days [1] - Other stocks with consecutive gains included Hangzhou Electric, Mingdiao Co., and Tiantong Co., each achieving multiple limit ups [1] - Conversely, *ST Wanfa faced a continuous decline with 17 consecutive limit downs, while *ST Jinglun and *ST Chuntian also experienced multiple days of limit downs [1]

2月4日午间，A股半日下来共有53只涨停股、13只跌停股。煤炭概念活跃，兖矿能源、晋控煤业等涨 停；民航概念走强，华夏航空、中国东航涨停。 连板股方面，ST京蓝8天6板，杭电股份、名雕股份4连板，天通股份4天3板，ST京机、民爆光电等3连 板，中集集团、银轮股份等2连板，中船科技、宏盛华源等涨停。 *ST万方连续17日跌停，*ST精伦连续7日跌停，*ST春天连续5日跌停，*ST海华连续4日跌停，*ST国 华、*ST节能连续3日跌停，西上海、万丰股份等跌停。 ...