The A-share fiber optic concept sector declined in the short term, with Changyingtong falling by more than 8%, and Huiyuan Communication, Changguang Huaxin, Tongding Interconnect, Shijia Photonics and others following suit.
2026-05-21
The A-share fiber optic concept sector declined in the short term, with Changyingtong falling by more than 8%, and Huiyuan Communication, Changguang Huaxin, Tongding Interconnect, Shijia Photonics and others following suit.