- Cangzhou Xinlong pipeline anti-corrosion insulation engineering Co. Ltd.
- GlobalAsiaMain camp:2PE3PE防腐钢管,不锈钢钢管,保温钢管,水泥砂浆防腐钢管,IPN8710饮水管
- Ningbo SLK building materials Co. Ltd.
- GlobalAsiaMain camp:PPR管,RRR管件,PVC管,PE管,截止阀
- Kang (Langfang) building materials Co., Ltd.
- GlobalAsiaMain camp:地暖,韩国爱康,PB,PE-RT,阻氧地暖管
- Chemical Co. Ltd. Langfang, Venus
- GlobalAsiaMain camp:直埋聚氨酯保温管,直埋蒸汽保温管,玻璃棉制品,岩棉制品,橡塑制品