Plastic Machinery, Plastic Extrusion, Pipe Extrusion manufacturer / supplier in China, offering Plastic Double Screw Extruder/Sjz51/105, $Jz65/132, $Jz80/156, $Jz92/188 Conical Twin Screw Machine Extruder, Durable Polycarbonate LED Lamp Shade Production Line Systems, Durable Plastic PVC Window Curtain Profile Making Machine and so on.