railway part for spring

The company has the national advanced  equipments such as automatic spring roller, computer supervised machines etc; the company can produce the dia Φ0.2-Φ55 mm all kind of draw spring, press spring, torque spring, and plate spring etc; the company has the independently research and design in all kind of railway wagon springs and all kinds of special spring series product; also , we can design and manufacture the spring rolling machine and grinding machine;the company has get the ISO9001:2000 certification with the advanced process and technology,the main product line has up to the national highest advance level;also to 30 railway factories and department in the different provinces of china.