Plastic Board Extrusion Line, Plastic Sheet Extrusion Line, Plastic Profiles Extrusion Line manufacturer / supplier in China, offering Automatic Mutile Plastic PVC Powder Additive Formula Weigher Gravimetric Dosing System PVC Compound Auto Weight Machine, PVC Additives Auto Weighing Batching Dosing Machine for Powder Pellet Material, Liquid Dosing System Additives Dosing Machine Chemical Dosing System Automatic Weighing Machine and so on.