1.No water on the wound for 7-14 days after treatment. 2.Orally take antibiotics for one week, and use antibiotic cream and epidermal growth factor gel externally. 3.After the treatment, the treated area will feel similar to a slight sunburn, about one day later, any discomfort will disappear, the treated area may be red for two to four weeks. After treatment of large areas of the local slightly swollen or a small number of blisters, this is a normal phenomenon, gradually subside after 6 hours, the trauma of the formation of scabs, 7-14 days and fall off naturally, do not force peeling, so as not to leave scars. 4.During the treatment period, do not make up, do not do masks, prohibit smoking and alcohol, avoid eating fishy and spicy food. 5.After treatment, pigment fading is a slow biological process, generally 1-3 months, a few cases can be up to 9 months. 6.Patients who are unusually sensitive to analgesics will still feel dizziness and nausea after going home, at this time, it is best to lie down and rest, usually 1 day later, the symptoms will disappear naturally. 7, the trauma of the scab from the 5th day began to fall off, scabs see tender fresh tissue, the main task of this period is sunscreen, when you go out: a shade, two apply sunscreen; summer sunscreen is particularly important, sunscreen is recommended to use a high SPF value. 8, poor sunscreen, or easy to pigmentation, 15 days later, the fresh tissue gradually appear pigmentation, about 30 days, the pigmentation is most obvious, and then the pigmentation is gradually fading, 3 months after most of them can be faded away cleanly, the complete fading period in 3-6 months or more. During the period of hyperpigmentation, VC can be taken orally, 2 tablets at a time, 3 times a day, which can effectively prevent and eliminate hyperpigmentation. 9, the fresh skin after scab removal, relatively delicate, should not use stimulating cosmetics.