We manufacture and deal with mainly 8 series of bearings, and can supply all common purpose types. Our main series include: deep groove ball bearings, tapered roller bearings, double row self-aligning ball bearings, cylindrical roller bearings, double row spherical roller bearings, angular contact ball bearings, thrust ball bearings and pillow block ball bearings and as well as non-standard bearing as per customer's demand. All products are manufactured in conformance with ISO standards. www.qdbearings.com