Jaw length is mostly natural, may be simple chin length, may also be caused by the ground bunion, can consider doing cosmetic surgery, orthognathic surgery, do not want to surgery can be utilized make-up modification. 1. Cosmetic surgery: If you have a long chin and a normal dental bite, you can improve your chin through cosmetic surgery, such as chin back surgery and osteotomy surgery, which can improve the shape of your face with a long chin. 2. Orthognathic Surgery: When the long chin is caused by paronychia, you can consider orthognathic surgery to improve the paronychia, and the length of the chin will change after the teeth bite relationship is normalized. 3. Makeup modification: If you have a long chin and do not want to improve it through surgery, you can use makeup to modify the chin length, so that the chin looks shorter from the visual point of view. If you have a long chin and don’t want to go through surgery, you can choose the right way to solve the problem, but if you want to use surgery to solve the problem, it is recommended to go to a regular hospital.