1. Nutritional components: Deya milk contains high nutrients such as protein, calcium and vitamins, while Oudebao milk contains more fat and carbohydrates, so its nutritional value is not as high as Deya milk.

2. Milk source: The milk source of Deya milk comes from high-quality pastures in Germany and other parts of Europe, while Audebourg mainly comes from ordinary pastures in the Netherlands and Germany, and the quality of the milk source is not as good as Deya milk.