"Inflatable Air Blower" is mainly used in various fields of national economy metallurgy, petrochemical, power, urban rail transport, textiles, shipbuilding. Fan key to energy transmission and distribution systems, it is very critical part of building energy efficiency. "Inflatable Air Blower" is our gas compression and gas transportation machinery habit of short, commonly referred to include ventilator fans, blowers, wind turbines. According to the National Air Conditioning Equipment Quality Supervision and Inspection Center for many years "Inflatable Air Blower" test showed a lot of fans at rated conditions are a problem, and therefore the need for strict product standards in accordance with the requirements of production and manufacturing wind turbines.