Nankai Huayuan

Our company was established in 2007 in the famous steel pipe production zone in China. Doublewin's metal material sector has substantial experience in copper bushing, steel wire, steel tub...

wuliyao industrial zone,yanshan county

Hebei Hengtai Piping Equipment Manufacturing Co., Ltd. is a large professional manufacturer of all kinds of pipe fittings. Our company was established in 1995, and we obtained ISO9001:2000 certificate...