今日涨跌停股分析：46只涨停股、16只跌停股，军工装备板块走强，航发动力、安达维尔等涨停。

Group 1 - A-shares experienced significant market activity on February 13, with 46 stocks hitting the daily limit up and 16 stocks hitting the limit down [1] - The aquaculture sector showed strong performance, highlighted by Zhongshui Fisheries reaching the limit up [1] - The military equipment sector also strengthened, with companies like Aero Engine Corporation of China and Andavere hitting the limit up [1] Group 2 - ST Zhongdi (rights protection) achieved a remarkable seven consecutive limit ups, while Zhangyue Technology recorded five consecutive limit ups [1] - Other notable stocks included ST Jinhong and *ST Wanfang (rights protection) with four consecutive limit ups, and Fengyuzhu with three limit ups in five days [1] - Conversely, ST Cuihua (rights protection) faced a decline with four consecutive limit downs, alongside *ST Jinglun and *ST Xiongmao (rights protection) with two consecutive limit downs [1]