"Tiny Cooling Fan" fan short, is a use of a motor-driven rotating blades, forming an air flow, producing household appliances, wind effect, mainly used to cool, cooling, hot weather and accelerate air circulation. By Application fans can be divided into: as a cooling heat home "Tiny Cooling Fan" and used as indoor and outdoor air exchange with a fan, and on this basis as well as wall fan, ceiling fan, fan and other rotating blade. Fans as a common household appliances, belong to the state mandatory product certification within (3C certification) range of products 3C certification mark affixed to sold on the market. Due to the high penetration of product use electric fans and maintain a large amount, quality inspection departments of quality and safety "Tiny Cooling Fan" products very seriously.