Yantai YAOSEN machinery Ltd. is the professional company to design, develop, produce, and sell Auto body collision repair equipment. Our professional and technological advantage entitles us with the three major series: adjustment, measurement, sheet metal tools. With a number of patented technologies, YAOSEN W series, with carefully- selected high-strength steel, strict Tooling design, carbon dioxide protection welding, are finely crafted for customers. The Products are applied in the body repair for cars, sport utility vehicles, vans, light trucks and heavy trucks., YAOSEN highlights W-6000 heavy trucks body adjustment system and W-400L Auto body dynamic laser measuring system with independent intellectual property rights.