About Us


Zhejiang Jingjin Machinery Co.,Ltd was established in 1988,The company covers an area of 30,000 square meters,with more than 300 employees.Jingjin is one of the largest manufacturer specializing in producing high precision and high quality bimetal screw barrel in China,the scale of the enterprise is in the forefront of the industry.Which is located in Ningbo to Zhoushan cross-sea bridge,the bridgehead of Jintang Bridge,screw barrel town of plastic machinery in China.The company operates several of CNC drilling and milling machining centers,Taiwan bimetal casting furnace,German plasma automatic screw welding machine,Taiwan CNC screw grinding machine,CNC screw milling machine,CNC vertical grinding Machine,CNC screw milling,CNC vertical machining center,High precision turning center,well-type quenching and tempering furnace,well-type nitriding furnace,vacuum quenching furnace, plasma nitriding furnace and leading screw barrel machining equipments at home and abroad,also with perfect testing facilities.

By continuing endeavor and progression over 30 years,Jingjin had already established long cooperation with large injection machine manufacturers.Such as Ningbo Haitian International,Guangdong Chen Hsong,Yizumi etc.Jingjin was honored of outstanding partnership award from Haitian International.People-oriented, Sincerity-oriented,Co-development,which makes Jingjin to be an important partner of customers.

For years Jingjin was awarded with“Famous Enterprise”,“Star Enterprise”,“Zhoushan Famous Brand Products”,“Zhoushan Famous Trademark”,“Contract-Honoring and Credit-Observing”,“Science and Technology Enterprise” etc.

The principle of “Meticulous Innovation, keep improving",Jingjin carry out ISO9001 quality management system,aiming to better meet requirements of market and customers,to work for best quality and best after-sale service.Striving for Based on China,to the world,Jingjin will be a brilliant pearl in plastic machinery industry.



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Our products were exported to over 40 countries and regions, including US, UK, German, Japan, Canada,Australia,Russia etc. We built after-sales service in many countries. We can provide service for you:
      1. We can produce screw and barrel according to your drawing.
      2. We can design screw and barrel for you as per your connection size and requirement.
      3. We can send our technician to measure screw and barrel for you.
      4. We can rebuild screw and barrel to save your cost.
      5. We can help you to increase output, improve material mixing, reduce melt temperatures, increase energy efficiency.
Providing top-quality products and excellent services is the everlasting pursuit of Jingjin people. All for customers, we can do the best.




CNC Screw Grinding Machine
Bimetal Casting Furnace
Haitian Barrel Stock from 58T-2100T
Taiwan High Temperature Bimetal Casting Furnace
Taiwan High Temperature Bimetal Casting Furnace