DongGuan Sanzhong Machinery Ltd. is a High-tech enterprise specializing in development, producing and selling plastics auxiliary equipments. At the beginning of establishment of the company, we are focusing on research and producing material dosing and mixing system, after years of development, we are now an expert in plastics material conveying, automatic dosing, dehumidifying and drying. Our main products include mainly three series: Material Dosing, Material Conveying, Dehumidifying and Drying series. They are widely used in plastics molding, car accessories, electronics, telecommunications, food & beverage, medicine, daily health products, home appliances, etc.