"Cooling Fan" is also known as: environmental air-conditioning (Australia and Guangdong called), energy saving air-conditioning (called Guangdong and Guangxi), (mostly Jiangsu, Zhejiang and Shanghai area, it is called), water-cooled air conditioning (Hunan and Hubei and Jiangxi area ), cool or air-conditioners (Hong Kong and Macao); as well as customer call new wind generating units, based on evaporative cooling industry is the rise of new industries. 1, less investment, performance (traditional central air conditioning just 1/8 power). 2, the use of chillers can not close the doors and windows. 3, able indoor cloudy, hot and smelly replace exhausted to the outside air. 4, less power consumption, electricity consumption per hour at 1.1 degrees, without Freon. 5, each air cooler volume: 6000-80000 cubic meters. 6, each covering an area of ??cold 100--130 square meters. 7, cooling the main pieces (wet curtain) are imported.