The belly of fish is made up of dry swim bladder (floating and sinking organs). There are giant fish swim bladder, yellow fish swim bladder, giant fish swim bladder and yellow lip swim bladder, which are traditional precious seafood raw materials in China and can also be used as nourishing food, and are listed as one of the "eight treasures of the sea". Traditional Chinese medicine believes that it is sweet and salty, slippery in nature, and enters the kidney and liver meridians, which is beneficial to the lungs and nourishing the heart, eliminating phlegm and promoting diuresis, nourishing essence and qi, clearing kidney water, nourishing yin and strengthening yang. ...