BDI is a leading supplier and service provider to manufacturing companies throughout the world. BDI was founded in Cleveland, Ohio in 1935. BDI opened BDI (Tianjin) Bearing Co., Ltd. in 1997 in China. It is wholly owned subsidiary in the Free Trade zone of Tianjin, China. We provide Bearings, Mechanical and Electrical Power Transmission, Fluid Power, Sealing devices, Conveyor Belting, Linear Motion, and related industrial products and services.