Air Purifier, Ozone Generator, Ozone Sterilizer manufacturer / supplier in China, offering 40-60 Sq. M Big Room Home HEPA Active Carbon UV 20 Million Ionizer Air Cleaner for Large Room Air Purification System, Large Smart Domestic Ozone Ion Wi-Fi HEPA Activated Carbon Air Cleaner for Motel Hospital, Cadr 420 Smart UV Ozone Negative Ion UV Light True HEPA Air Purifier with for Commercial Hospital Usage to Remove Virus Bacterias with WiFi Functional and so on.