... extrusion of PP, 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 ... PE,PP,PB,PE-RT,ABS,PPR. 2) PE Water/gas Supply Pipe Production Line is of good exterior design, high automation ...