For the phenomenon of dark patches on the face, it is considered that it may be caused by freckles, chloasma, dark spots, brown spots, age spots, etc., which belong to common pigmentation diseases, and can be relieved by medication, laser treatment, surgical intervention, and so on. 1. Medication: Hydroquinone cream and retinoic acid cream can be used externally, which can reduce localized hyperpigmentation, but usually cannot eliminate it completely. 2. Laser treatment: mainly utilizing the principle of selective photothermal, using the wavelength pulse width and appropriate energy of the laser, so that the local pigment particles instantly burst, so as to achieve the purpose of removing facial plaques. 3. Surgical intervention: if it is obviously protruding from the surface of the skin, it is necessary to choose surgical excision treatment if necessary. For the symptoms of dark plaque on the face, it is recommended that patients cooperate with dermatologists for targeted treatment and therapy, and should not blindly use medication.