Long-term inhalation of indoor air pollution, will result in a variety of "Air conditioning disease." Although regular cleaning filters can play a role in mitigation, but can not avoid this phenomenon fundamentally. As a platinum five-star hotels, buildings, must put an end to the financial center of the building within the above situation, in order to ensure guests a healthy, comfortable leisure and relaxation. We recommend the installation of a central air conditioning Guangdong Wei air purification system devices. When air is blown through the filter surface covered with dust, the dust is likely to be brought into the air, increasing air of respirable particulate matter content. If the rooms in a more customer-sensitive respiratory system, such as asthma, hay fever or allergic to dust and other pollution, secondary air filter new air unit within the surface using a long time will accumulate a lot of dust, and The dust has become a secondary source of pollution in the air. (1) indoor air quality through cold surfaces title title cooling and dehumidification of the air, can cause cold surfaces become wet surface and even water, this would be the best place to wet surface microbial fungi, Legionella and other harmful to human health of reproduction . April 2015 26 to May 3 World Table Tennis Championships will be held in Suzhou. To prepare for this event, March 5, Chinese women table tennis players arrived in Chengdu, Sichuan Province, for a period of more than a month of closed-end training. "The competition results will be coaching the Rio Olympic candidates an important consideration," Sun coach Linghui Nvping represented. Long closed training, the players, site environmental requirements are very important. Although tennis is an indoor sport, but after prospective analysis of air monitoring unit testing, we found that when the outdoor PM2.5 reached 300 micrograms / cubic meter contamination level, the indoor PM2.5 will be affected rises, approaching "moderate pollution. " Previously, bipolar ionic air cleaning devices offer, Sports Training for fog and haze, manufacturers to cooperate with the relevant masks, protective masks provided for the team. However, the players say masks used only on the way to the gym, the training can not wearing a mask. The museum needs to purchase air purification type of equipment, can we achieve clean air standards. Wei An air disinfection and purification machine with excellent technology and good reputation, access to air during the training process designated suppliers. By recently reported: Guoping Zhang Division champion their own money to spend 110,000 yuan for the purchase of 10 training field Guoping air purifier, priorities haze environmental impact deeds. As the conscience of the Chinese national enterprises, Hebei bipolar ion air purification device, Wei a company in Chengdu training center to get in touch with the office, and is willing to improve the air environment table tennis training field a force distribution 10 portable air disinfection purifier, table tennis training center in Chengdu for long-term use. This move by the training center leaders highly appreciated.