Ningbo Hairong Machinery, founded in 2007, is one of the leading manufacturer of fans and motor covering HVAC area. We specialized in developing and manufacturing refrigeration motors, condensate removal water pumps, external rotor motor powered axial fans, muffin fans, backward curved centrifugal fans, forward curved centrifugal fans, duct fans and blowers. The products are widely used in the refrigeration, ventilation, fresh air, purification, air conditioning, power electronics, and IT industries.