1, knees on the ground, calves on the ground, upper body straight, hips sitting on the calves and heels, else.

2. When kneeling, you can't put all the weight of your body on your feet with your hips, but use the muscles of your legs to support your body slightly, so that there is a paper gap between your hips and your feet.

3. When kneeling, straighten your spine and feel your body floating slightly, so that you can develop a good sitting posture without hurting your knees.