Exposed gums are an aesthetic problem for many patients, the main manifestation of which is the excessive exposure of gums when smiling, which seriously affects the patient’s normal communication. The reason why there is a smile with exposed gums is due to the lack of tooth eruption during the jaw-building period, the main manifestation of which is that the shape of the teeth is too small and part of the crown is located within the gum without eruption, through surgery, the shape of the crown can be restored to normal, so that the gums return to their normal position, in fact, this is both surgery and treatment, there is no great harm to the patient itself, but after surgery There may be a certain period of reaction or pain after the procedure, but it will gradually get better in a week or so. The cost of the surgery may be higher for exposed gums, around 3000-5000 RMB.