A-share CPO concept stocks extended gains. Tianyang New Materials recorded a third consecutive daily limit-up; Yibo Technology opened locked at the daily upper circuit. Tianfu Communications, Hengtong Optic-Electric, Yihua Co. and Robotech rose more than 6%.

2026-06-03

A-share CPO concept stocks extended gains. Tianyang New Materials recorded a third consecutive daily limit-up; Yibo Technology opened locked at the daily upper circuit. Tianfu Communications, Hengtong Optic-Electric, Yihua Co. and Robotech rose more than 6%.