EUV air purifier is a high-tech patent product developed independently by Beijing EUV-TECH Co. Ltd which has independent intellectual property rights. This product can produce “purifying Photo plasma” which cannot done by ordinary UV lamp, ozonizer and anion generator. The test of the national relative authoritative organization showed that the product is very effective in removing the smoke, killing bacteria and virus, removing dust and also wiping off formaldehyde, benzene, ammonia and TVOC, to make the air fresh, improve environment and build up health.