The persons concerned by the survey found that 10 cities, 20 years, the incidence of asthma in children continues to grow. The survey also showed that indoor air pollution and asthma-related growth, because people in the room at the time more than 80%. Indoor air pollution invisible, intangible, but always a threat to our health. For indoor air pollution problems, in addition to regular window ventilation air purifier is now so severe haze, windows may not pass wind, on the contrary, the outdoor pollution will keep flowing indoors, indoor air worse The only way is the only air purifier, you can use air purifiers also have some * end, it is the secondary air pollution generated in the purification process, to solve this problem, the Australian eucalyptus Shanghai Industrial has been a good solution , A-Cover's brand of air purifier uses a patented dual air channel, both channels independently of each other, because of air circulation and has entered the two channels, so as to achieve physical and chemical purification, avoid air secondary pollution, the air cleaner, fresh, give the user a real clean and fresh air. While A-Cover Air Purifier is also a large 19-inch LCD screen with a thin wall-mounted purifiers can be your own photos or favorite pictures on the inside, there is room for decorative effect; if it is used in the hotel , hotel, KTV, cafes, commercial buildings, health center and other places, there are advertising media purposes, for the boss to bring a double benefit.