Zhongcai Pipeline (Huiju Materials Transaction Market Shop)

Poly Pipeline (Yinzhou Avenue Shop)

Ningbo Yuwei Hardware Co., Ltd.

Pipeline One-stop (Xinxing Qiumoguan Ningbo General Agent) (Bowenguan/Dianliguan)

Dajiang Wangye Hardware Mechanical And Electrical (Shida Instrument Brand Dynamotor Luoganji)

Kangtai Tube Industry Zhejiang Ningbo Marketing Center