We are GuangZhou Poweryou Machine & Equiment Co., Ltd, a major construction machinery parts supplier from CHINA.Our products cover a wide range of piston, piston ring, oil seal, gasket, valve, bearing etc to meet your various purchasing option. such as CATERPILLAR, CTP, KOMATSU, VOLVO etc.We've been supplying to major parts distributors from Middle east, Africa, South east etc with quality products at pretty competitive prices.