Shanghai yangsong Construction Machinery Co., Ltd. is one of the most professional companies in Shanghai, China who provides various kinds of used construction machinery with good working condition and reasonable price. Our products include used bulldozers, excavators, cranes, loaders, backhoe loaders, forklifts, rollers and motor graders of famous brands like Caterpillar, Komatsu, Kobelco, Kawasaki, Tadano, Kato, Hitachi, Bomag, Grove and so on.