Mainland A-share underground pipeline sector jumped in morning trade; Chengbang Co. and Qinglong Pipe hit the daily trading limit, while Hanjian Heshan, Litong Technology, Huajian Group, Guotong Co. and Hangyu Micro advanced.

2026-05-29

Mainland A-share underground pipeline sector jumped in morning trade; Chengbang Co. and Qinglong Pipe hit the daily trading limit, while Hanjian Heshan, Litong Technology, Huajian Group, Guotong Co. and Hangyu Micro advanced.