UHT milk, or ultra high temperature milk, is a special milk that lots of people really like. It get heated very fast to high temp to kill all the germs, so you don't need to keep it in fridge always. This milk can stay good for long time, which is nice for who buy big amounts. Companies like Shanghai Changlong make this UHT milk that taste good and safe for everybody. Thats why many shop and restaurant choose buy it