By changing the incorrect negative force points of the feet and re-adjusting the arrangement of the bones of the feet, long-term orthopedics can make the arrangement of the feet bones reach the best condition, especially for common foot diseases such as flat feet, hallux valgus, Heel valgus, lateral arch collapse, skeletal diseases such as O-legs, X-shaped retreats, cervical spine, pelvis and other skeletal structures play a certain role in correcting.