Humidifier, computer room air conditioner, constant temperature and humidity air conditioner, Beijing Nordman Electronic Technology Co., Ltd., a professional humidifier manufacturer, including electrode type, electric heating type, dry steam, wet film, high-pressure atomization type, etc. At the same time, it produces constant temperature and humidity computer room air conditioners and air conditioning self-control products, humidifiers, computer room air conditioners, constant temperature and humidity air conditioners.