We are the leading manufacturer specilized in air purifier,It consist of nanometer catalysis,staticelectric,HEPA filter,active carbon filter,nowoven filter,and metal net filter,also can generate negative ion at the same time,which can decrease the concentration of formaldehyde,benzol,radon,ammonia,dust,give off negative ion etc.it always used in indoor room,bedroom,balcony of hall,office,hospital,car,air conditioned room and so on.comparerd with the traditional purifiers, not only we have the ...