1, the choice of staple foods and legumes: round-grained rice, millet, sorghum rice, cornmeal, black beans, gravy, barley and so on.

2, the choice of meat, eggs, milk: mutton, dog meat, animal kidneys, fish roe, oysters, turtle, clams, pigeon eggs, pig's loins and so on.

3, the choice of vegetables: white lentils, yams, leeks, onions, celery, lettuce, green onions, mushrooms and so on.

4, the choice of fruit: mulberry, strawberry, jujube, black dates, etc..

5, other: pecan nuts, pine nuts, chestnuts, sesame seeds, hazelnuts and so on.