It is understood that at present, autologous fat transplantation is widely used in the field of plastic surgery and is suitable for filling depressions in any part of the body. Mainly includes: concave scar, facial depression, micrognathia, plump earlobe, uneven skin after liposuction, hip filling and shaping, facial wrinkles, nasolabial groove (decree lines) filling, hemifacial atrophy, finger back wrinkles, breast enhancement, breast deformity correction, facial paralysis sequelae, mild and moderate mandibular retraction, cleft lip and palate, craniofacial deformity, private parts beauty and other treatments. As a filling material, fat is the only cosmetic material that can grow and survive in the body and exist stably for a long time. It not only feels real, natural and soft, but also can be transplanted in large quantities, with strong plasticity, no displacement and high molding accuracy; This injection method is painless, painless and scar-free, fast, safe and reliable, which can continuously improve the skin vitality of the transplanted area and has a strong skin rejuvenation effect.