DYZV.DYZV was established in 1984, occupying a total area of 770,000 square meters, with a bearing manufacturing zone spanning 550,000 square meters. As a specialized manufacturer of bearings for major equipment including metallurgical steel, cement building materials, mining machinery, transmission machinery, construction machinery, petroleum machinery, coal mining machinery, port machinery, paper machinery, military machinery, and wind power equipment. It holds certifications from seven national classification societies: China, France, the United States, Germany, Japan, South Korea, and Norway. Primary products include tapered roller bearings, spherical roller bearings, deep groove ball bearings, cylindrical roller bearings, angular contact ball bearings, thrust spherical roller bearings, thrust ball bearings, thrust tapered roller bearings, and tapered bushings.