Brown marks after mole spotting are considered to be post-inflammatory hyperpigmentation, which can be improved by local application of drugs and photorejuvenation. Topical application of drugs: If the symptoms are mild, they can be improved by local application of drugs, such as hydroquinone cream, which can inhibit the formation of melanin in the skin, protect the cell membrane from oxidative damage by free radicals, and play a role in lightening the effect of brown marks. The use of drugs must be carried out under the guidance of a physician, should not be used for skin breakouts, and allergic to the ingredients of the patient is prohibited, the use of the process, the site of the drug may appear burning sensation, rash, itching and other adverse reactions. 2. Photorejuvenation: Photorejuvenation uses specific intense pulsed light to penetrate the surface of the skin until the deeper layers of the skin, which acts on the melanin of the skin, breaks it up, and then discharges it out of the body to achieve the efficacy of removing the brown marks, lightening the spots, and whitening the skin. Mole spotting with brown marks, daily must pay attention to sun protection, strong ultraviolet radiation will aggravate the brown marks of hyperpigmentation.