A-share fiber optic concept stocks fluctuated and strengthened, with Sanwang Communication hitting the 20% daily limit, Tongding Interconnect, Optoelectronics and other stocks hitting the daily limit, Guangge Technology rising more than 12%, and Yong

2026-05-11

A-share fiber optic concept stocks fluctuated and strengthened, with Sanwang Communication hitting the 20% daily limit, Tongding Interconnect, Optoelectronics and other stocks hitting the daily limit, Guangge Technology rising more than 12%, and Yonggui Electric, Zhongtian Technology and other stocks following suit.