Orthognathic surgery belongs to plastic surgery, which is not covered by medical insurance and cannot be reimbursed. Medical insurance cannot be reimbursed, and patients can correct and repair their teeth through personal payment. Orthognathic surgery includes three types: protruding mouth, double jaw and three jaw, which belongs to grade 4 surgery, with high difficulty coefficient and relatively expensive correction price. Orthodontic orthognathic surgery can effectively improve tooth deformity and dislocation, and the effect is remarkable after treatment, which can restore tooth deformity to normal state.