Crucian carp is one of the important edible fish in China. Meat is tender and sweet, with high nutritional value. Every100g of meat contains protein13g, fat 1 1 g, and contains a lot of minerals such as calcium, phosphorus and iron. Crucian carp has extremely high medicinal value, and its nature is sweet and warm. Into the stomach and kidney, it has the effects of harmonizing the middle energizer, eliminating dampness and promoting diuresis, invigorating the deficiency, warming the stomach and nourishing the middle energizer.