... PE, PB, PERT, ABS etc, PE Water/gas Supply Pipe Production Line 1) Qingdao Yonghuanxin Plastic Machinery Co.,Ltd supplies PE ... Water/gas Supply Pipe Production Line is developed by assimilating the state-of-the- ... , giving stable extruding production, famed as production line of performances of European lines at Chinese prices. The company also offers lines large ...