公司主要生产内径4mm~500mm的润滑性，自润滑型：向心关节轴承，推力关节轴承，杆端关节轴承，角接触关节轴承并可定做各类非标关节轴承。

The company mainly produces 4mm-500mm inner diameter of lubrication, self-lubrication type: radial plain bearings, thrust plain bearings, rod end plain bearings, angular contact plain bearings and can customize all kinds of non-standard plain bearings.