Scrap steel processing and precision forging, riveting, welding and sheet metal of important parts of automobile molds, automobile parts, precision machine tools and large air compressors; manufacturing of ferrous metal casting blanks; manufacturing and assembly of wind turbines, wheel hubs, braking systems, transmission systems and yaw systems; processing and manufacturing of lifting equipment and steel structure products Manufacturing and design; precision anti-corrosion treatment, professional painting processing; manufacturing of stamping molds and die-casting molds for automobiles and motorcycles; manufacturing and precision processing of cast and forged blanks and related parts for precision machine tools; manufacturing of CNC machine tools with three or more axes linkage; manufacturing and processing of key equipment for wind power generation of 1.5 MW and above.