Laser mole removal is mainly through the laser’s high intensity radiation energy to break up the mole pigmented tissue, gasification, and through the lymphatic circulation out of the body. Before treatment, you should do a good job of skin cleansing and wear good protective glasses; after treatment, you should strengthen sun protection, diet management and skin care. 1. Pre-operative precautions: confirm that the patient is healthy, no acute or underlying diseases that affect the treatment; half a month before the treatment should be strengthened sunscreen, to avoid the face due to strong sun exposure to solar dermatitis and other unsuitable conditions; pre-operative cleaning of the treatment area, avoid the use of cosmetics. 2. Postoperative precautions: in the postoperative recovery stage, avoid the use of cosmetics and keep the affected area clean and dry; eat a light diet, avoid spicy and stimulating diet; scabs should wait for self-shedding, avoid scratching; do a good job of sunscreen, pay attention to local moisturizing. Due to the different conditions of patients and medical differences, it is recommended that patients with the will to treat go to a regular hospital, the corresponding precautions, it is recommended to follow the doctor’s instructions.