KELIN was established in 2005,have more than 8 years experiences.Our company has a staff of nearly 1,000 and covers 1,00,000 square meters area for production facilities.We r professional manufacturer of air purifier series, including negative ions, plasma, ozone generator , purifier in car, water purifier etc.all our products pass the CE&RoHS certificate, and export to more than 40 countries.