About Us

Company Profile

      Zhoushan Shenglong Machinery Manufacturing Co., Ltd. is a professional designer, manufacturer,rebuilder and distributor of screws,barrels and other machine components for plastic and rubber industries.

      Our factory is located in Zhoushan, we are well equipped with different kinds of advanced CNC machines.This provides solid foundation for our quality products. And the strong technical force of our R&D dept, allows us a lot of design works for different requirements.



With the firm business philosophy of "uality oriented,customer foremost",we never stop creating better quality and service for customers.We established quality control system strictly as ISO 9001:2008 International Quality System, our every production process is under strict inspection.This is to ensure that only qualified products are delivered to customers.

And even if you have any problem with our products, no matter you are in China or abroad, we will send engineer to inspect and find out solutions efficiently.

Drilling machine
CNC machine
Milling machine

Why choose usProvide an Integrated and Comprehensive Solution



    The company pursues lean production, strictly in accordance with the ISO9001 quality system requirements control and implementation of ISO/ ts16949:2002 quality management system, in order to meet the needs of customers, shorten the production cycle, the full implementation of LP and JIT production mode.

  • Technology

    The company set up a professional technical team, enhance the enterprise's product research and development strength, constantly improve the production process and process, independent research and development of lean production equipment, the use of advanced testing equipment and tooling processing equipment, improve the accuracy of product consistency, so that the quality of products more stable, more reliable.

  • Equipment and innovation are the guarantee of quality.

    We understand that our customers expect to purchase high quality accessories to ensure the quality of the final product. Therefore, we infiltrate a full set of quality concepts through communication and exchange with customers to ensure that products are effectively controlled in each stage to meet the needs of customers.

  • from outstanding quality.

    Domestic first-class automated production line, sophisticated manufacturing process, quality control personnel and technical personnel directly involved in the production guidance, to ensure the stability and reliability of product quality. Computer aided (manufacturing) system, set design; Manufacturing; Analysis in one, to make the production system components and production procedures to achieve unparalleled integrated operation. Advanced inspection equipment, perfect inspection institutions and procedures, strict industry quality standards, to ensure that the factory products to achieve "zero defects".

Contact Us