To ensure the quality of our bearings, we employed fine material like GCr15 (China), (AISI) 52100(American), and (Din) 100Cr6 (Germany). And vibration level reaches to Z1, Z2 and Z3, precision level to P0, P5 and P6. With national standard quality guaranteeing long-lasting working life time, our bearings are all delicately designed by our engineers and are manufactured under strict quality control. We have gained the authentication of ISO 9001:2000 quality system certifications and bearings of different sizes with competitive price are available. Our bearings has the low noises, high rotation precision, low attrition moment, excellent appearance with reasonable price, long living life characteristic.