（corn alcohol grains）is the high protein feed produced from the corn and other cereal plant in their process of producing the alcohol. They are produced through distilling, vaporizing, drying after fermentation of the animalcule. The DDGS is the fittest feed raw material component which can be used as the dairy cattle’s protein feed. 　　Especially, the dry corn alcohol grains are rich in crude fat. There will be a great benefit to lactation with other feed cooperated feeding which is lack of fat. 　　Not only does the feed contain abundant protein, but also contains abundant amino acid, citrine and diversiform minerals which are benefit to the growth of the animals. It fits to feed fowl, critter, aquatic products and special animals.