Xinfa Pipeline Heat Preservation (Weihai International Business & Trade City Shop)

Lifeng Valve Pipe Fittings (Wanlicheng Shop)

Kingbull Pipe Industry (Guanguang Road Branch)

Yingmei Valve Pipe Fittings (Wendeng Zhe Shangcheng Branch)

Kaida Tube Industry (Shengjingshan Road Shop)

Poly Pipeline Ranchen Building Materials