Face filling, since it is filling, is of course aimed at shortcomings, that is, facial depressions, such as facial soft tissue depressions, such as upper eyelid depressions, lower eyelid depressions, cheek depressions and depressions caused by neck scars. Shijiazhuang Xingyuan plastic surgery experts pointed out that only by understanding the reasons can we achieve the best effect of surgery. Let's learn about the causes of facial depression with Shijiazhuang Xingyuan plastic surgery experts. The main causes of facial depression include: a. depression of forehead, cheekbones, temples or soft tissues caused by infection or trauma; B. Congenital craniofacial hypoplasia, unexplained progressive hemiatrophy, etc. C. facial surgery to remove the depression caused by excessive tissue, such as pouch surgery to remove the depression caused by excessive orbital septum fat. In view of several situations, experts also introduced several filling methods of facial depression: facial filling: small area congenital bony depression of forehead, congenital bony depression of temporal bone, nasolabial groove and traumatic bony depression. Prostheses mainly include various domestic, joint venture and imported silicone prostheses, Korean software, Korean dermal patches and other prosthetic filling materials. Autologous fat transplantation: a surgical method to suck some fat from fat-rich parts of patients (such as abdomen, buttocks, thighs or upper arms) and implant it into the defective recipient area that needs to be changed after special treatment to change and improve the shape of the recipient area. The advantages of autologous fat transplantation are that the biological characteristics of autologous tissue are necessarily better than those of artificial tissue, allogenic or heterogeneous materials. Fat transplantation is easy to obtain materials, rich in tissue sources, simple to operate, safe and reliable, and easy to survive.