The A-share PCB sector fluctuated higher, with Guangpu Co., Ltd. and Rilian Technology both hitting the 20cm daily limit, and Tongguan Copper Foil rising by over 9%. Other stocks such as Ruihuatai, Xunjiexing, Zhongfu Circuit, and Yidong Electronics

2026-04-29

The A-share PCB sector fluctuated higher, with Guangpu Co., Ltd. and Rilian Technology both hitting the 20cm daily limit, and Tongguan Copper Foil rising by over 9%. Other stocks such as Ruihuatai, Xunjiexing, Zhongfu Circuit, and Yidong Electronics followed suit. Recently, Guangdong Jiantao Laminates Sales Co., Ltd., a subsidiary of the leading copper clad laminate (CCL) manufacturer Jiantao Group, issued a formal price increase notice, raising the prices of FR-4 CCL and PP prepreg by 10% effective immediately.