Fiber optic concept stocks rise, with shares such as Changfei Fiber Optic hitting the daily limit.

Fiber optic concept stocks rose, Changfei Optoelectronics, FiberHome Technology, Tongding Interconnection, and Xinneng Taishan all hit the limit up, Tongguang Cable rose more than 10%, Weike Technology, Guangku Technology, Guangge Technology, Guangdian Shares, and Sanwang Communication followed the rise.