As age increases, the loss of facial collagen and hyaluronic acid will intensify, tear troughs, decrement lines, disappearance of apple muscle, collapsed temples …… present a haggard and vicissitudes face, so facial depressions will make people look old. I. The most prominent performance of facial depression The most prominent performance of facial depression is in the four parts of eyelid, temporal, cheek and forehead. 1, eyelid depression refers to the soft tissue between the upper and lower lids and the orbital rim that is not full and atrophied, resulting in varying degrees of sunkenness in the eye sockets. According to observations, more than one-third of people start to atrophy the fat in their upper eyelids after they reach middle age, with symptoms such as heavy eyelids and tired, dry eyes in the evening. Some people start to experience such changes in their twenties because of their physique and genetics. 2, temporal depression that the temples area of the depression directly affects the contour of the upper part of the face, giving people a small head and face, sarcastic feeling. Temporal plastic surgery is easy to be ignored, but temporal plastic surgery can bring significant coordination effect to the whole face. Just need to inject the right amount of autologous fat or hyaluronic acid into the temples, it can be a good way to improve the temporal contour line, with beautiful lines. 3, cheek sunken Mostly seen in people with thin faces, less subcutaneous fat and less cheek fat pad, manifesting as the commonly said “cheek”, which is an old appearance. Especially some actors who are often on camera, the sunken cheek is more difficult to disguise through makeup. 4, forehead depression If the forehead is too small or flat, or even sunken, will give others a feeling of no spirit, at this time to take the forehead injection filler, can play a good improvement, such as enhancing the fullness of the face, so it will look vivid and soft and overflowing with the feeling of youthful fullness. Anti-aging has become an eternal topic, the way to fight aging must be through symptomatic treatment for the cause, for the sagging factor should be used to lift the method, if the problem is the lack of capacity should be used to fill the method, if it is the dynamic wrinkles caused by muscle contraction, we must resort to the role of Botox. For some static facial wrinkles, some may require the dual action of lifting and filling to be effectively resolved. With the continuous development of new technology, anti-aging tends to be more diversified operation. Second, the treatment of facial depression 1, hyaluronic acid filling facial depression Hyaluronic acid is a transparent gel-like substance that exists in large quantities in the human body and is one of the components of the human dermal tissue. It has a powerful moisturizing function. 1 gram of hyaluronic acid can absorb 500ml of water, which is equivalent to the capacity of a bottle of cola, and can improve the dry and wrinkled skin to restore its original smoothness and elasticity. Hyaluronic acid can get rid of static wrinkles (mouth lines, decreases, etc.), fill facial depressions (forehead, temples, tear trough, apple muscle, cheeks), decorate the face (lip augmentation, nose augmentation, chin augmentation, earlobe augmentation) and reshape the body (breast augmentation). It can also improve skin water retention, fill in acne scars and pits, etc. 2.Autologous fat facial filler Autologous fat transplantation refers to sucking out excess fat from the waist, abdomen, thighs and other parts of the body, centrifuging, purifying and purifying them, selecting intact fat cell particles and transplanting them at multiple points at multiple levels through fine jointing injection technology. Autologous fat transplantation can fill facial depressions (forehead, temples, tear trough, apple muscle, cheeks), decorate the face (lip augmentation, nose augmentation, chin augmentation) and reshape the body (breast augmentation, buttock augmentation, artificial muscles), etc. Fat not only serves as a filler, but also improves skin quality, increases fiber elasticity and replenishes collagen. Autologous fat is a very green form of plastic surgery, and if it is a voluptuous body type that is to be improved, then there are many advantages to choosing autologous fat transfer. However, for filling small parts of the face, it is more recommended to choose hyaluronic acid.