First, the dermatology department of a regular hospital does laser treatment (emphasis must be a regular hospital. There are too many types and grades of laser instruments on the market, so choose them carefully, or they will do more harm to the skin. Second, essential oil conditioning to acne marks. Lavender 2 drops, orange blossom 1 drop, carrot seed 2 drops, base oil 10ML (emphasize that the use of essential oil must not be greedy, and the concentration must be controlled, and the dosage should be less than more. If less is ineffective, you can add it slowly, and more will damage your skin.