Model Number: extension spring HY-0003 Brand Name: Huiyang Spring or OEM Key Specifications/Special Features: Welcomecustomize torsion spring/tension spring/compression spring.And we are very good atdouble torsion spring with metal/plastic ball.Huiyang spring company, we are manufacturer over 9years, and 10years above experience on torsion spring/tension spring/compression spring, most of all we are thepioneerof double torsion spring with ball.Wire forming spring for staining something, OEM/ODM small order acceptedHuiyang spring company limited is high-tech enterprise which specializes in manufacturer of precise springs products, stamping parts, lathe parts with factory of 1000m, our company, established in 2008, we have advanced facilities and group of excellent technicians who have years of experience, committed to manufacturing precise metal springs partsOur main products:1. Tension springs2. Compression spring
3. Torsion spring
4. Metal stamping parts
5. Metal lathe parts

With 10-year of experience, we have earn reputations by providing products and excellent service with our principles of to build Huiyang brand image