A-share PCB concept stocks strengthened again, with PENGDING HOLDING hitting the daily limit and setting a new historical high, DAHUA CNC rising by more than 15%, and Dingtai Hi-Tech, Shennan Circuits, Hongban Technology, and Guanghe Technology follo

2026-05-21

A-share PCB concept stocks strengthened again, with PENGDING HOLDING hitting the daily limit and setting a new historical high, DAHUA CNC rising by more than 15%, and Dingtai Hi-Tech, Shennan Circuits, Hongban Technology, and Guanghe Technology following suit.