Fractional laser treatment for enlarged pores has a definite clinical effect, but it usually takes about 3 to 5 consecutive treatments for the symptoms of enlarged pores to be improved in an ideal way. Fractional laser treatment for enlarged pores is a commonly used photoelectric treatment method, which mainly utilizes the heat energy of laser to cause damage to the hair follicles, sebaceous glands and sebaceous ducts in the skin, and reduces the discharge of sebum secretion, so as to achieve the purpose of improving enlarged pores. Fractional laser treatment is safe, effective, fast and with few side effects, etc. After the treatment, it is necessary to pay attention to facial skin cleaning, moisturizing and physical sunscreen, due to the individual differences in the face and different habits of life, the specific number of treatments there are individual differences. Generally, it is recommended that the initial continuous treatment is 3 to 5 times, and the treatment is once every 3 months; thereafter, the intensive treatment is 1 to 3 times per year, and the long-term effect can be achieved. The technical specialty of fractional laser treatment and the fractional instrument itself are the main factors determining the treatment effect, so it is recommended to choose regular medical institutions for fractional laser treatment.