ESG always makes its products with high requirements. To fully meet our own high requirements, we have implemented advanced technology, high-accuracy equipments and fine testing instruments. We have already been awarded the ISO9001 quality management system certification for many times. All the bearings made by ESG have reached or exceeded the national standards. Many series bearing products have been awarded with national patents and regarded as Hi-tech Products. ESG Bearings can be used to replace bearings from top brands and has received highly praise from domestic and international clients.