1, the basic shape of the body, the mandible is miniature, the neck can neither stretch forward nor lean back, the neck and the back of the head are in a straight line, the shoulders are retracted, relaxed and sinking, you can't shrug, shrink your shoulders, hold your chest out, abdomen in, lift your hips, tighten your body, stand up or lift your hips, raise your hips, straighten your legs together, and your toes are in figure 8.

2. Head exercises, bow your head, look up, roll left and right, turn your head left and right, and wrap your neck. When doing head movements, keep your body upright and don't shake.

3, shoulder exercises, lifting shoulders (single, shoulder), shoulders, shoulders, shoulders, shoulders, shoulders do not contain the chest, do not stand up when shoulders are unfolded.