Cheese (one of which is also called cheese) is a fermented milk product. Its properties are similar to those of common yogurt. Both of them are made by fermentation process, and they also contain lactic acid bacteria that can protect health. However, the concentration of cheese is higher than yogurt, which is similar to solid food, and its nutritional value is therefore richer. Every kilogram of cheese products is concentrated from 10 kg of milk, which is rich in nutrients such as protein, calcium, fat, phosphorus and vitamins. It is a pure natural food. In terms of technology, cheese is fermented milk; As far as nutrition is concerned, cheese is concentrated milk.