We own domestic first-class production equipment and advanced inspection method and adopt leading production technique, so fully ensure the reliability and excellence of product quality. Main products are track roller, idler, carrier roller, sprocket, track chain assy and various kinds of undercarriage spare part for crawler type engineering machinery, like different models of excavator, bulldozer and drilling machine. The products are well sold in Korea, Japan as well as countries and areas in South-east Asia, Europe and America.