TianCheng Hardware Factory is located in ChaoYang Road, TianJin City, China, which is professional with disc spring and basic stretch units manufacture business, has plenty of experience. Our factory is a sole proprietorship company, owns all the mechanical machines and independent lab for spring and stretch units manufacture. Our Factory has a more than twenty years history of springs producing. Our experience is mature and wide. From the steel import and production compete, we based on ISO9001:2000 quality management system, which we have passed. Our clients are among China space flight, China Navy, China CRH bullet train, precision manufacturing, heavy industry, China power electronics etc areas, get obtained a wide good appraise. Our products are export to countries in southeast Asia, gained high positive appraise and convincing degree of satisfaction. Our spring and stretch units are produced based on German Standard and International Standard. Our enterprise culture is credibility and integrity, concentration, dedication and solidarity. During almost thirty years struggling developing, we have become the first level of disc spring manufacturer in top one or two place in China. From each step of production, we can find a disc spring solution for big, middle, small company. Our product has a characteristic of accuracy on common difference and physical dimension, the load and physical change are strictly corresponding, and we can make sure all the product are fist level accuracy. We hope for your visit and make business cooperation with you.