A cow's belly contains protein, fat, calcium, phosphorus, iron, etc., and is used to regenerate blood, to regenerate stomachs, to regenerate and to degenerate. It's easy to make halogenated cow stomachs with acupuncture, but it's spicy, salty, nutritious and tasteful. It's better to eat than a meal that's been prepared for a long time, especially if it's so hot to shorten your cooking time in the kitchen that you can sweat less, and it's better for the workers。