About Us Company Profile Video Equipment Certification About Us Ningbo Zhenhai Jinjinnaichi (NJJ) Bearing Co., Ltd. is a national high-tech enterprise specializing in the production of small-sized thin-wall low-noise deep-groove ball bearings.Ningbo Zhenhai Jinjinnaichi (NJJ) Bearing Co., Ltd. is a national high-tech enterprise specializing in the production of small-sized low-noise deep-groove ball bearings. The company was founded in January 2008. It is currently located at No.9 Fengshui Dun Road, Zhenhai Camel Industrial Park, Ningbo City, with a construction area of about 15,000 square meters and convenient transportation. The company insists on relying on technological progress, adopting advanced technology and introducing advanced equipment, and is committed to the development and development of low noise bearings. Now has more than 130 automatic production lines, equipped with a full set of advanced bearing testing equipment, has a full set of automatic assembly line, the use of automatic line in one step. At present, the company selects the high-quality supplier resources in the industry, supporting the supply of bearing steel, steel ball, cage, dust cover and a series of raw materials, the company mainly produces metric and inch precision deep groove ball bearings, thin micro deep groove ball bearings and special purpose structure micro deep groove ball bearings, mainly including: 67, 68, 69 series bearings, thin-wall series bearings, flange series bearings, imperial series bearings, and all kinds of non-standard series bearings. Products are widely used in micro motor, power tools, robots, cloud head and other high precision equipment. At present, NJJ has more than 200 employees, under the leadership of the general manager, adhere to the "people-oriented, quality first" management philosophy, improve the quality of employees, the introduction of a series of sophisticated supporting equipment, continue to provide customers with better quality products. Determined to build the enterprise into a first-class micro bearing manufacturer at home and abroad.