1.Low noise precision bearings 
2.OEM availability 
3.ISO9001 Certification

4. Production Range: Bore diameter from 1.1180 to 2.1940 inch. ourside diameter from 3.1496 to 3.9370 inch

4. Production Range: Bore diameter from 1.1180 to 2.1940 inch. ourside diameter from 3.1496 to 3.9370 inch

Our elaborate packaging  

Our beautiful factory,it is also our family.

Ningbo Demy (D&M) Bearings Co., Ltd. is a leading manufacturer of ball & roller bearings and exporter of belts, chains and auto parts in China. We specialize in research and development of various kinds of high precision, non-noise, long-life bearings, high quality chains, belts, auto parts and other machinery & transmission products.   

Warmly welcome to visit our sample room

Certificate of ISO/TS16949:2009