The products includes four point contact ball slewing bearing, double-row different diameter ball slewing bearing, crossed roller slewing bearing, ball roller combined slewing bearing, triple-row roller slewing bearing. The bearings are widely applied to wind turbines, yaw, pitch system, container crane, tower crane, port crane, grab crane, ship crane, metal crane ,ladle turret, excavator, dredge, shield machine, grams make, metallurgical cranes, ladle turret, excavators, dredgers, shield machine, loading and unloading ships, stacker reclaimed, filling machines, CT machine, standing wave treatment instrument, tank and other military equipments. Characterized by its high precision, long service life and high reliability, our bearing not only meet the domestic market demand , but also exported to overseas markets such as Europe and the United States.