Piggy ears contain proteins, fats, carbohydrates, vitamins and calcium, phosphorus, iron, etc., which can be used to compensate for vanity, spleen stomachs, etc., and are suitable for consumption by people with abrasive and thin bodies. Pig's ears are very nutritious, and they have a very good taste, and they're so soft and soft, they're not smelly, they're gel-rich and they're sour