Skin resurfacing is one of the most important methods of scar treatment, which is to remove the unevenness and pigmentation of the scar through mechanical resurfacing, and stimulate the regeneration of the dermis layer of the skin, so as to achieve the purpose of flattening the scar. This method is mainly for all kinds of flat, uneven, pigmented scars, common sources of scarring are: post-burn scarring post-traumatic injury (especially skin abrasions, blast injuries with foreign objects or pigmentation) post-surgical scarring post-surgical scarring scarring after severe acne has been stabilized using dermabrasion needs to be divided into several treatments, usually at intervals of three months to six months, the abrasion of scarring can make the scar gradually become less noticeable. The procedure is simple, minimizes damage, and is highly effective. The procedure is simple, minimally invasive and highly effective. After dermabrasion, the abraded facial skin is usually bandaged with petroleum jelly oil gauze and sterile dressings, and it takes about 10 days to recover. During this period there may be a noticeable itching sensation, which is a sign of skin healing; when the oil gauze is removed after 10 days, the skin takes on a fine moist pink color. Generally, there is no scarring after dermabrasion, but if infection occurs or the grinding is too deep, there will be varying degrees of scarring or pigmentation changes, which will affect the effect of the grinding, so it is recommended that you should always ask an experienced doctor to perform dermabrasion treatments.