(1) energetic, able to undertake daily and heavy work easily, without feeling too nervous and tired.
(2) Optimistic, positive, willing to take responsibility, no matter big or small, not picky.
(3) Be good at rest and have a good sleep.
(4) Strong adaptability and adaptability to various changes in the external environment.
(5) It can resist the common cold and infectious diseases.
(6) Appropriate weight, well-proportioned figure, and coordinated position of head, shoulders and arms when standing.
(7) bright eyes, quick thinking, and eyes are not easily inflamed.
(8) clean teeth, no toothache, no pain, normal gum color and no bleeding.
(9) The hair is shiny without dandruff.
(10) Full muscles and elastic skin.