通信设备板块盘初走强，长飞光纤再创新高

Group 1 - The communication equipment sector showed strong performance at the beginning of trading, with several companies reaching new highs [1] - Companies such as Changfei Fiber, Dekor, and Dingxin Communications experienced significant price increases, with Dingxin Communications hitting the daily limit [1] - Other companies including Hengtong Optic, Tianfu Communication, Fenghuo Communication, Shijia Technology, and Changxin Bochuang also saw upward movement in their stock prices [1]