Ningbo Zhenhai Jianye Bearing Co., Ltd. was founded in 1997 with a brand of "NZJY". Our company is a professional manufacturer and exporter of bearings. Our main products are miniature ball bearings, especially the 608zz and small size precision deep groove ball bearings. Our products are used in a wide range of industries, hardware tools, electronic components, auto parts, medical equipment, office equipment, household appliances and roller skating. Our factory has advanced equipment, ...