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, it’s a green protection environment production now. PE plate production line. PE sheet is consisting of LDPE and HDPE. It has inequity, 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.