It is suitable for fertilizer processing equipment, soft drive, printing machine, counting machine, dehumidifier, welding machine, special machine tools, fermentation extraction equipment, cutting machine, woodworking machine, corrosion resistant pump, water washing machine, magnetic separation equipment, machine shield, garbage truck, separator, crane, welding machine, hollow blade dryer, Roots pump, welding machine, woodworking machinery, food machinery, ironing machine, radial drilling machine Steel bar cutting machine, pressure welding machine, heater, torsion testing machine and other fields.