Orthopedic shoes have a special structural design, which uses biomechanical means to apply corrective force to the ankles to prevent and correct foot deformities, treat and improve pain, lesions and joint instability caused by abnormal foot structures , Restrict abnormal foot joint activities, compensate for the lost function of the foot, delay and improve the occurrence and development of diseases, promote the healthy development of children, and improve the quality of life of patients.