The PCB concept fluctuated. Zhongjing Electronics rose and stopped, Xunjiexing 20CM rose and stopped, Jingwang Electronics hit a rise and stop, and Shengyi Technology, Huazheng New Materials, and Guanghe Technology followed suit.

The PCB concept fluctuated. Zhongjing Electronics rose and stopped, Xunjiexing 20CM rose and stopped, Jingwang Electronics hit a rise and stop, and Shengyi Technology, Huazheng New Materials, and Guanghe Technology followed suit.