Zhejiang Zhongsu Screw Co., Ltd. is a professional manufacturer of extruder screws, injection molding machine screws, parallel twin-screw, conical twin-screw, rubber machine screws, bimetallic screws and other types of screw barrels in China. At present, Zhongsu Screw has a professional design team and an experienced manufacturing team in China. Located on the eastern edge of the Zhoushan Archipelago on the outskirts of Hangzhou Bay, Jintang Island, known as the national screw town, is adjacent to major cities such as Shanghai, Hangzhou, and Ningbo, with convenient transportation. After years of continuous struggle, Zhejiang Zhongsu Screw has developed from a family workshop to a young enterprise with a formal production line, exquisite manufacturing technology, and perfect system. Through the efforts of all employees, Zhongsu officially upgraded from Zhoushan Dinghai Zhongsu Screw Manufacturing Co., Ltd. to Zhejiang Zhongsu Screw Co., Ltd. in June 2014. Zhejiang Zhongsu Screw Co., Ltd. has strong technical strength and is equipped with advanced specialized equipment and strict testing methods. Our company is a domestic enterprise that uses customized products of German zinc grade 3 steel. We insist on exploring the market with high-tech materials, using good and new materials, and reasonable process design. Through processes such as quenching and tempering, forming, qualitative analysis, nitriding, precision grinding, and polishing, we manufacture ultra hard medium plastic barrel screws that are wear-resistant, corrosion-resistant, and fracture resistant. To meet the needs of our customers, our company also provides product design, surveying, sample processing, and repair manufacturing services. Since its establishment, the company has received recognition and praise from both new and old customers. We sincerely welcome customers to come for consultation, negotiation, and business cooperation!