Reviews "220V AC Cooling Fan" more, indicating the greater degree of selling of the product; the order of the number of comments under the same premise, favorable rate the higher the better, but also pay special attention to the number of neutral and negative feedback. "220V AC Cooling Fan" evaluation as a purchasing experience some reference, and is an effective channel to avoid the risk of buying! The same type of product, the price is equivalent to give priority to high-evaluate the number of products, enter "220V AC Cooling Fan" look favorable rate evaluate the decision to buy the product direction. Customers at the time of purchase and must take into account the evaluation of the number of double positive feedback factors.