If your face looks flat when viewed from one side, it can be improved by injectable filler treatment, or surgical treatment if there is an obvious deformity. 1. Injectable filler treatment. Injectable filler treatment is a commonly used cosmetic method, that is to say, it refers to the local injection of filler materials, so that the local skin looks full, elastic and shiny, and the more commonly used filler materials are hyaluronic acid, autologous fat and so on. 2. Surgical treatment. Through surgical methods to change the situation of facial deformity, applicable to some more obvious deformity. Due to the different requirements of individual beauty, the specific situation must ask the doctor to interview, combined with the actual situation to choose the appropriate way of treatment.