光通信板块大幅调整，合锻智能触及跌停

Group 1 - The optical communication sector has experienced significant adjustments, with companies such as Hezhuan Intelligent hitting the daily limit down [1] - Other companies that followed the downward trend include Tianfu Communication, Dingtong Technology, Hangdian Co., Nanya New Materials, Jingwang Electronics, and Dekeli [1]