Action 2: extend your hands to your sides with your calves. One leg stretches forward, the sole of the foot is tightened and lifted backward, the other leg bends and kneels, and the sole of the foot stands up to support the ground. Pay attention to keep your back straight and look up at the floor in front of you. Hold for about 10 second, change legs and repeat.
Action 3: Stand with your thighs straight and arched, move your center of gravity down with your hands, support the floor with your hind legs and knees, and straighten your feet. Stand still, keep your back straight, raise your hands and stick your ears back. Hold for about 10 second, change legs and repeat.
Action 4 Spine twist Sitting cross-legged on the ground, standing with your left leg bent across your right knee, your ankles close to your knees, your upper body sitting straight, your hands supported on your sides, and your body twisting from your pelvis. Land your right leg and keep your center of gravity. Hold on for about 10 second, and change legs and repeat.