The chin retraction of<p> can be corrected by surgery. & lt/p & gt； & ltp> If both chin retraction and mouth protrusion exist at the same time, Korean hospitals usually suggest that skeletal deformity should be corrected first, and then teeth should be corrected, so as to achieve the goal of improvement by correcting both aspects at the same time. & lt/p & gt； & ltp style = \ " text-align:center \ " & gt； & ltimg src = \ "/uploadfile/image/20200623/159287847314595.jpg \" title = \ "bimaxillary deformity correction case \" alt=\" bimaxillary deformity correction case \ "width = & lt/p & gt； For<p> surgery, doctors will first conduct a comprehensive examination of the bones through professional instruments to determine the targeted surgical plan. For example, some people's teeth only have maxillary protrusion or mandibular retraction, and doctors need to decide whether to perform bimaxillary correction or separate upper and lower jaws. After the jaw is cut, it will be fixed for bone correction, and then the teeth will be corrected. The reason for correcting teeth is that jaw deformity will directly affect the occlusal function of teeth to a certain extent, and occlusal dysfunction will not only be in the later stage. & lt/p & gt； The specific plan of<p> corrective surgery is different for everyone. The specific situation requires the personal actual face-to-face doctor to determine the effective surgical plan through professional judgment, so the individual does not have to worry about whether it can be corrected or how to correct it. After all, professional people will have professional methods. & lt/p & gt；