9d face lift belongs to medical beauty. 9d face lift is a relatively common medical beauty technology, belonging to the facial buried line lifting technology, is through layered, multi-point, the absorbable protein line implanted under the skin, lifting the loose and sagging tissues, so as to achieve cosmetic effect, through this method can effectively make the facial skin become tight and elastic, so that the face becomes more youthful. However, it must be operated in regular hospitals, and experienced doctors should be chosen to do the surgery to avoid the after-effects, such as leading to localized infections, and also the phenomenon of facial stiffness may occur. It is recommended to ensure adequate sleep in normal life, do not stay up late, but also more physical exercise, diet rich in vitamins, and to ensure balanced nutrition, for the health of the body as well as the health of the skin will be beneficial.