Production of exercise parts such as round exercise, axle rods, drum exercise, gear-ring exercise, alien exercise, french exercise, etc., in the main company, and various types of round steel. Company products can be processed according to customer drawing requirements and materials production. The company has production and processing equipment such as heat formation, heat squeeze, heat treatment, welding, machine processing, etc. Free exercise, exercise, coarse processing, thermal processing, refining and detection equipment. Corporate purpose: quality assurance, precision。