ABOUT US TOPB is a manufacturer specializing in production and sellvarious types of industrial and auto bearings, the strengthproducts: out diameter 30mm to 200mm metric and inch bearings, theannual output up to 3 million pcs, more than 10 years experience inOEM and ODM. The company has professional forging, heat treatmentand lathed Bar processing workshop, production and managementstrictly enforce the ISO9001: 2000 quality system. The grindingprocess and CNC equipment put into use to ensure the precisionachieve to P6 standard. Profile testing instrument, roundness androughness tester, rockwell hardness, vibration detectors wereequipped to manage and control the whole quality. Our staff ofsales and technical support is available to help you in selectingthe right for your application as well as to provide you withsamples of our products for evaluation. At TOPB, we are committedto providing the highest level of customer service, competitivepricing, speedy delivery and a comprehensive, cutting-edge productoffering. Our ultimate goal is your satisfaction.
