Poly Pipeline Changzhi Marketing Center (Kaifeng Market Shop)

1st Line Tube Industry (West Ring Road Branch)

LESSO Pipe Industry Changzhi Head Office (Luzhou Zifang Kaifeng Goods & Materials Trade Industrial Park Branch)

Ginde Plastic Industry (Taihang West Street Branch)

Kai'erjie Water Heating Tubing Valve Shopping Mall

Keteng Tube Industry