Ningbo Lionball Ventilator Co., Ltd. is a high-tech enterprise, which is a professional manufacturer of various motors and fans in China since 1980. Our products include shaded pole motor, axial fan with external rotor motor, unit bearing motor, centrifugal fan, circular duct fan, EC energy saving motor and fan, sewing machine motor, tangential fan and medical centrifugal motor. They are widely used in refrigeration, air conditioning, heating, ventilation, medical equipment, automobile and ...