With the rapidly development of economy, science and technology, our factory is  not only equipped with a series of leap high and new technology, but also have a group of experienced technical personnel in during the process,and we can  make sure the quality of the products. Our service principle is high quality , high speed , high efficiency , and We will always be in line with this principle to provide the most satisfactory service for you. After decades of operation, Our factory  have good reputation, looking back , “Changhong” always try to do the best , all you  support will become our  powerful supply .Your satisfaction is our relentless pursuit , believe in  us, we will using the action to prove your choice is right, we firmly believe that pays certainly can have the repayment, the opportunity will always favor those who are ready for it. Believe that through our sincere cooperation, will create a win-win situation, for the future of commercial road and lay a solid foundation.

1) Diameter of line:0.08mm-14mm spring

2)Torsion spring material:304/316/302/303/alloy spring 

3)ISO9001 certificate.

4)We can do OEM.

5) load type of precise spring:compression/extension/tension/torsion spring

6) Style of precise spring:coil/spiral/conical spring

7)Surface treatment:Zinc,Nickel,silver,golden,tin,powder coating.

8)Usage: industry motorcycle  furniture  Automotive, medical device, electronics, toy,etc

9)Packaging Detail: Inner Packaging: Smaller Plastic Bags; Outer Packaging: Cartons or Pallet .we can also package products according to your requirements. 

Hardware spring

Mechanical compression spring