The importance of humidifier is increasing day by day, market potential is immense. Some companies to cater to consumer to add moisture content of the psychological pursuit, optional standard to add moisture content, misdirect consumer. The purpose of regulating the production of humidifier products, protect the legitimate rights and interests of consumers, the humidifier national standard has been completed.

There are many types of humidifier on the market at present, the most common are ultrasonic type industrial humidifier, direct evaporative humidifier, electrothermal humidifier and centrifugal humidifier. Among them, the ultrasonic humidifier use ultrasonic high frequency oscillation, the water mist into 1 to 5 micrometers utrasmall particle, through pneumatic device, the water fog diffuse into the air, so as to achieve the purpose of uniform air humidification.

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