Qingdao changjie machine company can supply kinds of sheet extrusion production line. PP plate production line This production has a good sanitation capacity, low intensity, good resist-rot and high resist-heat, high temperature of using etc, its a green protection environment production now. PE plate production line PE sheet is consist of LDPE and HDPE. It has innocuity, smooth surface, unknit, resist-rot, excellent insulation capacity, good low temperature capacity etc. PVC plate production line This production has a good chemical stability, strong anti-rot, big rigidity, high intense