A-share CPO and optical-chip concept stocks extended losses; Yuanjie Technology fell nearly 10%, with Woge Optoelectronics, Dongshan Precision and Changguang Huaxin among the largest decliners.

2026-10-09

A-share CPO and optical-chip concept stocks extended losses; Yuanjie Technology fell nearly 10%, with Woge Optoelectronics, Dongshan Precision and Changguang Huaxin among the largest decliners.