A Brief Introduction of RSB Self-Lubricating bearing co.,ltd.. As an expert manufacture of all sorts of axletree, for years we been focusing in the innovations of management and technology, as well as learning form the successful competitors both from domestic and overseas. The good co-operation with local universities and academies ensures the tech-oriented, quality-based development of our company, we have developed high standard of quality assurance system. We are working hard to provide our customers with products and services of superb quality, as in our nission statement:keep on upgrading and be the top one.