1. Xiongxian Leitai Plastic Pipe Manufacturing Co., Ltd. Main products: pe pipes; MPP tube; Hot-dipped plastic steel pipe; Glass steel pipe; CPVC Pipe Address: Leitai Industrial Zone, Zangang Town, Xiongxian County, Hebei Province. 2. Hebei Fupaian Pipeline Manufacturing Co., Ltd. Main products: glass steel pipe; Hot dip plastic pipe; MPP tube; PVC pipe; PE tube. Address: Mibei Industrial Zone, Xiongxian County, Hebei Province. 3. Main products of Yunnan Tianjing Pipe Industry Co., Ltd.: specializing in the production and sales of environmental protection water supply and drainage pipes, pe seven-hole plum blossom pipe hdpe water supply pipe, pe 100 water supply pipe and pe80 water supply pipe. Address: B2 1, Gaoyuan Mingzhu International Hardware & Electrical Machinery, Changhong Road, Kunming. 4. Zaoqiang Runtong FRP Co., Ltd. Main products: FRP cable pipes, FRP well pipes, FRP sewage pipes, FRP ventilation pipes, FRP composite pipes and FRP threading pipes. Address: No.356 Yuhua East Street (Menzhuang Industrial Zone), Zaoqiang County, Hengshui City, Hebei Province.