1) The Coil Spring Conform to the standard of ISO/TS 169494 2) 30 Years Experience Quality: Zero-defect,High quality Function: The Coil Spring durable,suitable for continuous operationUsed: Widely used in the automobile,motorcy electrical...

1) Including sigle Torsion Spring and dual Torsion 2) 30 Years Experience  Zero-defect,high quality Used in car redirector and steering wheelThe Torsion Spring  Used in car redirector and steering wheel This series spring mainly consists of helical springs, including...

1) Detector Flaw:100%,Salt Spray Test:>800H 2) OEM: 30 Years 3) Used in car suspension system Detector Flaw:100%,Salt Spray Test:>800HZero-defect,high quality The most advanced technological levels in the world We have engineering staff and computer software to offer...

1) Zero-defect 2) Fatigue Test:>60,000,000 "Shuangdi" series products cover all kinds of Spring and stampings,such as Suspension Spring,Clutch Spring,Valve Spring,Spring for Brake,Steering Sprnig and etc. With engineering staff, we're able to offer design...

1) Fatigue Test:>60,000,000 2) The compression Spring absorb shake and make drive comfortably  used in car absorber  30 Years Experience"Shuangdi" series products cover springs and stampings. With  engineering staff, we're able to offer design...

1) The Clips are made of good material,have long life 2) Zero-defect,High quality Wire Fromed Spring  Used The Clips are used in car,electrical appliance and other fields Quality High quality Clips ,go through strict quality controlProduct Serial...

1) The Spring durable,suitable for continous operation 2) 30 Years Experience Zero-defect,High quality Forms and materials for punched pieces are decided according to their intended applicationsUsed in high load "Shuangdi" Serial Product Cover Spring and Stamping...

1) Manufactured to DIN 2093 AND din 6796 2) OEM: 30 Years Functon: Belleville spring are conically formed angular Discs, which are loaded in the axial directionHeavy Load: High strength, no deformation on heavy load\Product Serial:  "Shuangdi" Serial Product...

1) OEM: 30 Years Experience 2) Zero-defect,High quality Product Serial   "Shaungdi" Serial Product Cover Spring and Stamping Part,Such as Clutch Spring,Suspension spring,valve Spring,Compression spring,Tension Spring,Torsion SpringCooperation with famous...

1) OEM: 30 Years Experience 2) Fatigue Test:>60,000,000,High quality  High precision Spring Used in Car Enginge System,Brake System,Suspension System "Shuangdi" series products cover all kinds of Spring and stampings,such as Suspension Spring,Clutch...