Concept stocks related to PCB are rising again, Nordson Corporation's stock has hit the limit up.

Concept stocks of PCB surged again, with Hongchang Electronics, Jiangnan New Materials, and Tongguan Copper Foil hitting new highs in midday trading. Nordson Corporation hit the limit up, while Defu Technology, Zhongyi Technology, Shandong Fiberglass, Shenghong Technology, and Guanghua Technology followed suit.