1, the origin is different: the pig's belly refers to the pig's stomach, the fourth stomach of the pig, also known as the greater omentum of the pig. Pork tripe is rich in collagen and tough, and is used for cooking. Hairy belly refers to the esophagus of a pig, also known as the esophagus of a pig. Maodu is named after fluffy fibers on its surface, and its texture is soft.

2, the characteristics are different: because of its tough texture, pork belly needs long cooking or stewing to make it soft and delicious. Pork belly is used to make hot pot, braised dishes and other dishes. Because of its soft texture, hairy belly is suitable for fast cooking methods such as hot pot and barbecue. The fibrous appearance of hairy belly can provide a good taste after cooking.