The pig's feet are small in bone, straight in shape, and the latter is small in bone and crooked. Pork hoofs are flat and salty, and they have beauty and acupuncture. 1. Appearances: pig feet can be adorned with a rich gelatinic protein, which can be converted into cuisine during cooking, which is a web-like spatial structure that can be combined with moisture, enhances cell metabolic capacity, improves skin water storage, warms skin and slows skin ageing. Breast-pumping: Females are likely to suffer from a shortage of haematological blood in the post-partum period and to be unable to immediately separate the milk, at which point the use of pig feet can be emboldened, breast-filled and suitable for the mother. 3. Supplementary nutrition: The feet of pigs can be replenished, they are in poor health, they have post-operative patients, and they have long-body adolescents who are fit to feed and improve their health。