Fiber optic concept stocks rose at the opening, Changfei Fiber Optic hit the daily limit.

Fiber optic concept stocks rose in early trading, with Changfei Optical Fiber hitting the limit up. Intraday, Guangxun Technology reached a new high, Tianyi Stock rose more than 10%, Chant Semicor, Zhongtian Technology, Fiberhome Communications, Hengtong Optic-Electric, and Yangtze Communications followed the upward trend.