Reliable product quality, has been successfully applied to a large number of centers among the domestic air-conditioning systems. Wei, a central air conditioning disinfection purification devices, sterilization, dust, air purification effect, return air air purifier plants can break down, absorption of air pollutants, air return air purifiers offer, completely solve the central air conditioning, factories, workshop air quality problems. At the same time saves centralized central air cleaning and removal costs such as chemical odor, air pollution odor renovation costs, Qingyuan return air air purifier, the utilization of advances offices, hotels, restaurants, convention center, stadiums, airports. There are good social and economic benefits. Fifth, there is no scale to see the value or taxation: a registered capital of course, need to see, at this stage, or output below the revenue received tens of millions of enterprises, generally do not have the scale of the project contracting and follow-up capabilities. Is currently on the international market more mature sterilization dust purification equipment. Customer visits central air conditioning disinfection purification equipment manufacturers of some essential aspects of how to choose a central air conditioning disinfection purification devices? 1.1 Use knowledge lab laboratory environmental conditions central air disinfection and purification apparatus with the basic requirements of the laboratory will be odor irritating gases wafting in the manipulation process, in order to improve the laboratory environment, the laboratory is equipped with a professional air purifier look It is particularly important. 1.1.1 Laboratory scale temperature is 20 ℃, room temperature between general inspection and test shall be 20 ± 5 ℃, the line between value measurement scale of 20 ± 2 ℃, between electrical and radio professional scale metering and line values between measuring and testing equipment for the 20 ± 3 ℃. Environmental conditions laboratory noise, vibration, dust, erosion, magnetic shielding and the like should be consistent in terms of verification procedures and measurement scales and measuring appliances detection equipment to carry out indoor environmental conditions of the test project requirements, indoor lighting should to work in favor of verification and measurement and test work. 1.1.2 laboratory relative humidity should generally be maintained at 50-70%. Laboratory dedicated air purifier combination of places: universities, research institutions, enterprises and institutions of biological laboratories, optical lab, HIV lab, hospital sterile laboratory, police anatomical analysis laboratory. Under the existing premise, laboratories should take positive measures to safeguard custody metering equipment and metering scale equipment. Return air air purifier manufacturers, Wei a, Sichuan return air air purifier is provided by a Dongguan City Environmental Technology Limited. Dongguan City-a Environmental Technology Limited (www.v-1.com.cn) (www.v1xdj.com) Dongguan, Guangdong, a leader in environmental protection products processing, over the years, the company is implementing the scientific management, innovation and development, honesty and trustworthiness The guidelines, the maximum meet customer needs. In V1 / Wei a leadership with the staff warmly welcome all inquiries negotiations to create the V1 / Wei a better future.