Established in 1976, Changzhou Wujin Machinery Springs Factory is a privately owned enterprise which has sixteen years histories. We own testing machine, heat treatment machine, etc.. We mainly produce various springs for locks, cars, electric products and toys, etc.. Our advanced production technology will give you our gurantee of good quality products. Our products are sold well and welcomed by many enterprises home and abroad. We also can design and manufacture products according to customer's requirements. We welcome friends all over the world to establish business relations with us.