The clinical experience of experts in our hospital for many years proves that laser nevus removal can selectively control the laser size and depth, accurately treat the lesion site, and will not damage the surrounding healthy skin, infection and scars. It is the most ideal method to remove moles at present. Laser nevus removal is safe, painless and effective, and postoperative care is very important, which also determines the effect of the operation, so we must pay more attention after nevus removal treatment.