Start coil spring exporting business from the year 2006, FOCUS has the most widest range of applications in China. Production specifications vary from 0.1mm-50mm. Product series: automobile suspension coil spring, automobile brake chamber spring, valve spring, clutch system spring, compression spring, clip spring, tension spring, oil seal spring, hot rolling coil spring series and etc. Widely used in automobile, motorcycle, mechanical equipment, mould spring and other related areas that springs are to be used in precision manufacturing. FOCUS has advanced production technology and equipment at home and abroad, implement the international quality management system strictly in order to realize lean production mode. Our state of art testing center provides excellent product quality assurance to customers. Products are sold to Europe, North America, South America, Southeast Asia, North Africa and more than 40 countries and regions.