Chinese medicine believes that carp is sweet and flat, enters the lung and kidney meridians, tonifies the spleen and stomach, promotes diuresis to reduce swelling, regulates qi and promotes lactation. Patients with poor digestive function or edema symptoms can eat more carp. Although spring is getting warmer, we should moisten the lungs and reduce dryness, and eat some carp. Carp with wax gourd or red bean can induce diuresis and reduce swelling; Paired with red beans, it is an ancient formula.