Make sure the face is clean and moisturized with high density. First use toner to open pores, then use hydrating essence, do a good job of cleaning, use foam as much as possible, and bring out dirty things through foam. Fruit acid emulsion or emulsion is usually used to replace skin, which can make skin soft and refreshing, more effective than exfoliation, and will not damage the protective film on the skin surface. This disease should pay attention to the law of life at ordinary times, and avoid spicy and irritating foods and foods containing lipopolysaccharide, which can reduce the secretion of sebaceous glands and thus improve oily skin. Regular life, regular diet and paying attention to nutrition can also improve rough and dull skin. In addition, when washing your face, you can add a proper amount of white vinegar, so that washing your face can not only make your skin fair, but also improve your skin and make it tender, and at the same time it will not cause harm to your skin, but be careful not to use too much white vinegar. Laser can be used for treatment, which can not only improve the symptoms of rough skin, but also solve a series of skin problems. You can also choose to inject whitening needle to improve the problem of dark yellow skin, and the effect is obvious.