Compression Spring made of various material with different finish; Made in ISO/TS16949:2002 and ISO14001: ... gold-plated, and imitation gold-platedHigh-tech equipments: Advanced CNC spring machinery imported from Japan, Germany, Sweden, and ... Europe, Japan and other countries and rigionsOEM/ODM services.Applications: All kinds of cars, machinery, home appliance, electronic products, electric appliance, ...