Shanghai Yayi  Machinery Trading Ltd. Co. Specialized in sale of the second-hand Construction machinery, the main product includes: All kind of crane(truck crane, town crane, Crawler Crane), excavator, bulldozer, loader, road roller, hydraulic forklift, engineering machineries and so on. The product international brand includes: TADANO, KATO, HITACHI, KAMATSU, KAWASAKI, SUMITOMO, SHINKO, CAT, GROVE, and so on brands