We are trump electronic group international CoLTD based in Shanghai China. We are member of Tradekey.com since August, 2011. Our business is related to Environment industry and we specifically deal in ozone generator negative generator. Please find our product details below sell ozone generator, negative generator trump ozone generator negative generator/mini air purifierthese are our new production for finished ozone generator, with high quality and good price , they will benefit morden people Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments please feel free to contact us