With over 25 years development, Ningbo Jinyi Machinery Co.,Ltd is now one ofthe larger companies specialized in manufacturing Screws, Barrels & Tie Bars. With our 300employees and 5 factories based in Ningbo & Zhoushan, JINYI commits to designing andsupplying precision parts for the plastics, rubber, food and medical industries.

Focusing on Precise Machining, JINYI has an extremely large database of prints, tungsten carbide,drawings,and factory OEM specifications. While paying attention to skilled personnel training, we also imported series of advanced equipment, such as CNC Machining Center, CNC TurningMachine, Inner Hole Grinding Machine, 13 Meters Deep Hole Boring Machine, NC drillingmachine, Nitriding Furnace Computer Control System, Centrifugal Casting Furnace, PTABimetallic Spraying Equipment, gear milling machine and so on .

At the same time, JINYI continues to improve Quality Control System through precise inspection during every step of the production. With our excellent quality, we have alreadyestablished long term cooperation with many well-known companies both in China and overseas. We are one of the first companies to implement the ISO9001 & SGS Certificationin our industry.