Company Profile
NBB is a Scientific and technological enterprise, including Research and Development, Production, Testing, and Sales. The main office site is located in Zhenhai District, Ningbo City.
With more than 10 years experience, we are specialized in bearing product research, production and marketing.
Our aim is pursue and provid high quality products and best service for the customer.
The main products of us include mdium-large cylindrical roller barings, taper roller bearings, self-aligning roller bearings, ball bearings, variouse non-standard bearings and special surface treatment bearings.NBB bearing, keep woking for the better bearings.
NBB (Ningbo Shuangsheng Bearing Co., Ltd.,) owned subsidiary: Shandong Hongsheng Bearing Co., Ltd., and own joint stock company Shandong Binhong Bearing Co., Ltd.
Main office: Ningbo Shuangsheng Bearing Co., Ltd., mainly responsible for bearing’s Research and Development, Preliminary verification, Foreign trade sales, And , Manufacturing high precision micro-small deep groove ball bearings, Thin-walled deep groove ball bearings, and Small taper roller bearings.
Subsidiary: Shandong Hongsheng Bearing Co., Ltd., mainly responsible for Manufacturing the medium-large type bearings, including Angular contact ball bearings (ACBB), Deep groove ball bearings(DGBB), and Tapered roller bearings(TRB).Precision grade: P6, P5, and P4.
Joint stock company: Shandong Binhong Bearing Co., Ltd., mainly responsible for Manufacturing all series Inch/Metric Tapered roller bearings (TRB) and Cylindrical roller bearings (CRB).
NBB can provide the follow bearing types and size ranges
| Company | Type | Dimension Range | Precision |
| Main office(ShuangSheng) | Micro-small deep groove ball bearings | d:φ1.5mm~φ10mm | P6、P5、P4 |
| Thin-walled deep groove ball bearings | d:φ3mm~φ40mm | P6、P5、P4 | |
| Small taper roller bearings | d:φ10mm~φ30mm | P5、P4 | |
| Subsidiary(Hong Sheng) | Medium-large Deep groove ball bearings | d:φ30mm~φ80mm | P6、P5 |
| Medium-large Angular contact ball bearings | d:φ20mm~φ80mm | P6、P5 | |
| Joint stock(Bin Hong) | Inch/Metric Tapered roller bearings | d:φ19.05mm~φ82.55mmd:φ20mm~φ80mm | P6、P5 |
| Cylindrical roller bearings | d:φ20mm~φ80mm | P6、P5 |
NBB ‘s bearings serving for RV Reducers, Medical machinery, High torque gearbox (Tractors and Agricultural machinery), Drone propeller shafts, Electric tools, Textile machines, Electric Vehicle gearbox, Straightening machines, etc.
NBB Bearing Service
NBB ‘s bearings
Serving customers with Technical RD
Serving customers with Product High quality
Serving customers with High quality After-sales feedback