1, pig fan bone, is a part of the pig, that is, the pig's back on the shoulder below the back of the bone. The front end of the pig fan bone has a crescent-shaped brittle bone, known as the moon bone. The hog fan bone is the pig's shoulder blade. The nutrients in the bone are more easily absorbed than plant and raw foods, and are especially good for children and the middle-aged and elderly.

2, pig bone in addition to protein, fat, vitamins, but also contains a lot of calcium phosphate, collagen, bone mucin and so on.