Milk café-au-lait spots are a kind of skin disease with increased pigmentation, mostly seen in normal people, but can also be one of the manifestations of certain systemic diseases. At present, it is often improved through physical therapy, photoelectric treatment and other measures, and often requires multiple treatments. 1. Physical therapy: the traditional treatment methods for milk coffee spots include freezing, grinding, excision, etc., which can help to effectively destroy the diseased tissues at the milk coffee spots and help patients to remove large areas of milk coffee spots on the face; however, the above physical therapy methods may damage the surrounding normal tissues and leave behind scarring, which is not commonly used in the clinic at present. 2. Photoelectricity treatment: milk coffee spot belongs to pigment increase disease, now some photoelectricity treatment can be used to improve the milk coffee spot on the face, and it has the advantages of small trauma, fast recovery and good effect, such as Q laser, C6, picosecond laser and other aesthetic methods are commonly used in the treatment of coffee spot. To sum up, it is suggested that if milk coffee spot appears soon after birth, it is recommended that patients go to regular medical institutions for consultation immediately to clarify the cause of the disease, so as to avoid delaying the treatment. In addition, the above treatment is not permanent, patients need to cooperate with physicians to complete enough courses of treatment, thus helping to improve the cure rate of coffee spots.