A-share fiber-optic concept stocks extended gains; Tongding Interconnect hit an intraday high, Hongbo New Materials posted a third consecutive daily limit-up, while Yunzhong Technology, Taihe New Materials, Delong Laser and Xingfa Group also rose.

2026-06-25

A-share fiber-optic concept stocks extended gains; Tongding Interconnect hit an intraday high, Hongbo New Materials posted a third consecutive daily limit-up, while Yunzhong Technology, Taihe New Materials, Delong Laser and Xingfa Group also rose.