It is normal for pork belly to be 20 yuan. Pork belly is a common meat, usually in the belly of pork, with fat and thin intervals, and it is one of the favorite ingredients of many people. In the market, the price of pork belly is usually cheaper than other parts of pork, so the price of pork belly of 20 yuan is reasonable. In addition, the price will be affected by many factors such as region, season and quality, so some places may be cheaper and some places may be more expensive.