QingDao Sinoplastic Extrusion Machinery Co., Ltd. is specialized in plastic extrusion machine, plastic pelletizing production line, pipe, plate, sheet production line of R&D, production and sales of production-oriented enterprises. The company has many years of extrusion equipment design and manufacturing experience. We continuously digest and learn from the world advanced science technology and learning process. According to different requirement of each customers, providing the most professional mechanical design and complete technics to meet you special requirements.