With the boom of plastic surgery industry, more and more women hope to improve their appearance, especially the face shape, through plastic surgery. At present, the common methods to change the face shape include the following: 1, bone cutting: through the jawbone grinding or removal to achieve the purpose of thinning the face, suitable for wide jawbone; 2, bite muscle resection: through the surgical way to remove part of the bite muscle in order to achieve the purpose of thinning the face. 3, face slimming injection: by injecting botulinum toxin at the bite muscle, blocking the information transmission between the nerve and muscle, thus causing relaxation paralysis of the muscle, so that the facial hypertrophy muscle atrophy, to achieve the purpose of face slimming; 4, facial liposuction: the use of negative pressure suction means, through 1-2mm skin incision or puncture holes to remove the subcutaneous fat, suitable for facial fat accumulation. The disadvantage is that because it belongs to the category of surgery, a recovery period of about 2-3 weeks is needed before the local swelling can be eliminated. The need to wear a mask 24 hours a day for the first week after surgery to facilitate contouring can cause inconvenience to life. Any form of plastic surgery should be done in a regular hospital with an experienced surgeon to avoid unevenness, inconspicuous results, and prominent scars.