Black acne marks are inflammatory pigmentation left on the skin due to inflammatory stimulation, which can be removed by medication, chemical resurfacing, laser treatment and other methods. 1. Medication: such as vitamin A cream, hydroquinone cream, compound arbutin, etc., through the inhibition of melanin production, to improve the local symptoms, applicable to the skin surface of the lighter pigmentation, can be a slight improvement in hyperpigmentation. 2. Chemical skin resurfacing: If acid, salicylic acid skin resurfacing, through the use of weak acid treatment with exfoliating properties, to promote skin metabolism, so that the skin surface accumulation of pigmentation accelerated metabolism. 3. Laser treatment: photorejuvenation, C6, picoseconds, etc., through the selective photothermal effect of laser, crushing pigment particles in order to promote their absorption and metabolism, which can make pigmentation lighten, and at the same time can improve the skin pore size and other problems. Patients who are willing to be treated are recommended to go to regular medical institutions and standardize the treatment under the guidance of doctors. Life strictly sunscreen, hydration and moisturizing.