Dongguan Sanzhong Machinery, Ltd. is a high-tech enterprise specializing in the design, manufacturing and marketing of plastics auxiliary equipment.At the establishment of company, we are more focusing on the dosing and mixing systems. After years of development, now we are able to design and manufacture a complete automation system of plastics auxiliary equipment. Our products include Dosing & Mixing, Feeding & Conveying, Drying & Dehumidifying, Heating & Cooling, and granulating series, which are widely used in the industries of injection moulding, blowing moulding, extruding, fabrics, etc. We have our own rich experienced product development, manufacturing, selling and engineering team. Our R&D members are all senior engineers with more than ten years experiences in the development of auxiliary equipment. We can offer not only the complete design of auxiliary equipment but also customized equipment for your special needs. Due to our strong technical and development background, we can always keep pace with the fast development of plastics auxiliary equipment. Through our own innovations, we are introducing new products of safer, energy saving, environment-friendly products to satisfy the needs of the market. Our company adheres to the principle of "Top quality, Sincerity, Innovation and pursuing excellence" and to the objective of "Think what customer thinks, Develop what customer needs" to supply excellent products and completed engineering service. We have won a good reputation in the auxiliary equipment industry, and numerous old and new customers. After years of development, we have become one of the first class manufacturers of plastics auxiliary equipment.