Meal packs are used in offices, etc., seasoning packs are used in Internet cafes, coffee shops, takeaway stores, fast food restaurants, etc., seasoning packs are more often described as microwave heating food, microwave cooking stir-fry, etc., which is a kind of cooking food processed through the quick-freezing technology, and the biggest advantage of seasoning packs is that they are completely to preserve the original quality of food at a low temperature (so that the heat inside the food or to support the reduction of the energy of a variety of chemical activities, while the energy of the cells will be partially frozen free water, and reduce the water activity). Part of the cell freezing water, and reduce the water activity), without the use of any preservatives and additives, while making the food nutrition and taste, flavor and preservation of the maximum.