高位股下挫，联环药业等多股跌停

Group 1 - A-share market experienced a decline in high-performing stocks in the afternoon session, with companies such as Lianhuan Pharmaceutical, Zhongdian Xilong, Feilong Co., and Jintian Co. hitting the daily limit down [1] - Other companies like Shenlian Bio, Sainuo Medical, Jimin Health, Wolong Electric Drive, Chuanrun Co., Hanzhong Precision, and Guangsheng Tang saw declines exceeding 8% [1] Group 2 - MACD golden cross signal has formed, indicating a positive trend for certain stocks [2]