China A-share fiber-optic concept stocks opened higher in the pre-market call auction; Huamai Technology posted a third consecutive limit-up, while Sanfu Co., Changyingtong, Hengdongguang, Dekeli and Delong Laser also rose.

2026-09-09

China A-share fiber-optic concept stocks opened higher in the pre-market call auction; Huamai Technology posted a third consecutive limit-up, while Sanfu Co., Changyingtong, Hengdongguang, Dekeli and Delong Laser also rose.