According to the inquiry of Bearing Network, Li Guodong Bearing is an enterprise mainly engaged in the production and sales of R&D and high-end bearings, with independent intellectual property rights. It is a professional production team engaged in R&D and producing I-class rollers and high-end bearings in China. Starting from ultra-precision (P4, P2), high speed, high reliability and long service life, Li Guodong bearings produce high-end bearings instead of imported bearings. In particular, the successful development of national key projects, the manufacture of basic key components-I-class tapered roller, I-class roller intelligent production line, bearing of main drive gearbox of high-speed EMU with a speed of 380km/h, and more than 500 kinds of chemical fiber bearings have filled the domestic blank and broken the domestic high-end bearings of foreign bearing giants. The quality and performance of Li Guodong bearings have been recognized and praised by customers at home and abroad. Some high-tech products have also been exported to participate in market competition, and won many national new products, utility model patents, gold medals and other honors. I am also called "Li Bearing" and "China Chemical Fiber Bearing Man". Compared with similar foreign products, the price of Li Guodong bearings has great advantages, which can save costs for customers, improve efficiency, save foreign exchange for the country and promote the development of domestic high-end bearings. In a word, Li Guodong's tolerance can be said to be very good. It is a high-end bearing enterprise with international competitiveness, a leader in the domestic bearing industry and a trustworthy partner.