Although in air conditioning products incursions into the background, the former fan industry has been booming in decline, but the survey data found easy to use, flexible, energy-efficient electric "220V Cooling Fan" product is still a huge market demand for space. Ceiling fans, table fans, floor fans, box fans, roof fans, wall fans on the market as well as a variety of different varieties of products derived breeze ceiling fan, air-conditioning fan and so on. Most consumer choice focused on the desktop, floor-categories. These two types of "220V Cooling Fan" is generally divided into standard type and universal electronic luxury two kinds. The former is simple structure, easy operation, low price of its characteristics, "220V Cooling Fan" generally only have to change the wind speed and the two functions; the latter to complex functions, features luxury beautiful shape.