Ningbo Zhenhai Silver ball bearing Co., Ltd was established in 1995, is a specialized manufacturer of high precision miniature and small size deep groove ball bearing with our registered brand of "NZSB". After 15 years' development, the company has become one of the largest bearing manufacturers in terms of scale and performance level in China;

NZSB bearing are widely used in air-conditioner motors, vacuum cleaner motors, various household appliances, automobile, low noise motors, electric tools, telecommunication devices, office and sports appliances, textile bearing etc. Annual production of the company is more than 200 million. We incorporate the research and development, production and sales of products. The products are exported to Europe, America, Australia, Middle East, Southeast Asia, more than 100 countries and regions. NZSB uses high quality raw materials and applies advanced manufacturing equipment, which enables wholly integrated manufacturing processes, leads to higher standardization and greater optimization;

With our own test lab for bearing life enables accurate forecasting and updated knowledge of NZSB bearing. Complying with ISO9001: 2008 and TS16949: 2009 standard with the most advance producing line and comprehensive inspection equipment, the precision and life of the bearing is greatly improved. Also, we have passed ISO14001: 2004 Quality Certification and European Union RoHS requirement, dedicating in protecting natural resources and lightening environmental burden. It became to be the preferred products to replace import products on the domestic market;