Sun spots on the face usually refer to the discoloration formed by long-term ultraviolet radiation; at present, this kind of discoloration can be lightened by medication or photoelectricity methods. 1. Drug treatment: patients with larger and darker pigmentation can take drug treatment. (1) Patients can use photoprotectant drugs to reduce the absorption of ultraviolet rays and avoid the formation of pigmentation spots; (2) Patients can use hydroquinone cream, or non-hydroquinone drugs containing tretinoin, niacinamide, azelaic acid, etc. to inhibit tyrosinase activity and melanin deposition, in order to reduce pigmentation; (3) Severe cases can be combined with retinoic acid drugs to enhance the effect of depigmentation. 2. Photoelectricity treatment: common laser treatment, such as Q-tuning laser, can also be used to remove the pigment enrichment on the skin surface, and then lighten the pigmentation. In addition, patients should pay attention to daily sun protection, increase intake of vitamin C-rich food, less late night, more exercise, and develop good living habits. In the acute stage, patients should avoid exposure to sunlight and give appropriate anti-inflammatory drugs to improve the symptoms. It is recommended that patients with sun spots on the face go to a regular hospital, according to the specific conditions of the affected area, choose the appropriate treatment program.