Facial liposuction: similar to liposuction in other parts of the body, a liposuction tube is inserted from behind the ear to remove excess fat on the face, but it is only suitable for cases with much fat, which is easy to cause skin relaxation.

Facial plastic surgery (bone grinding): The doctor will cut a small piece of bone on both sides of your cheek to make the originally round jaw sharp and turn the whole face into a duck egg face, which is suitable for large bones. It sounds easy, but there are risks. Remember to do it seriously.

Botulinum toxin injected into the face: it is a kind of toxin that makes muscles atrophy and takes effect quickly. Although there is no serious harm to health, the disadvantage is that it is only suitable for thick cheeks and developed masticatory muscles. It is easy to recover in about half a year and needs to be injected two or three times a year.

Ultrasonic face-lifting has a tightening effect on skin relaxation, no surgery, no scars, quick recovery and no side effects on the body. As long as you don't overeat, you can keep it for 5 to 10 years and it is not easy to rebound. Suitable for fat, drooping skin, deep nasolabial groove, thick cheeks, developed masticatory muscles and other situations, that is, you can lose weight except big bones. Its principle is similar to ultrasonic method to remove bags under eyes.

Except these four methods, all other methods are invalid.