The scientific name of Coilia elata, also known as Jiangtuan, Bai Ji, Fathead Fish, etc., is one of the rare freshwater edible fish in China, mainly distributed in the Yangtze River system, and also distributed in the Minjiang River, the Yellow River and other water systems. There are many functions and functions of catfish. Catfish meat is rich in nutrients such as protein, fat and vitamins. Eating catfish in moderation can supplement protein and lower cholesterol.