The A-share optical fiber concept stocks were repeatedly active, with Taihe New Materials hitting the daily limit, Robotec rising more than 9%, and Guangku Technology rising more than 6%. Han's Laser and Dingtong Technology followed suit.

2026-05-14

The A-share optical fiber concept stocks were repeatedly active, with Taihe New Materials hitting the daily limit, Robotec rising more than 9%, and Guangku Technology rising more than 6%. Han's Laser and Dingtong Technology followed suit.