After treatment, we should pay attention to the following points: 1. 5, individual patients appear temporary pigment loss or pigmentation after treatment, generally will gradually return to normal, the time depends on the person; 6, within a week after treatment, do not swim, sauna and transitional sports; 7, after the scab off pay attention to sun protection, according to medical instructions to apply topical creams or products. The biggest advantage of beam laser is that the rest period after treatment is short. Usually after the weekend treatment, you can go to work normally on Monday, and you can see the significant changes in your skin in about 7 days. It is not suitable for everyone. People with scarring, severe allergy history, hypersensitive people and pregnant women are not suitable for fractional laser. Some laser cosmetic institutions have equipment that are imitation products, with gaps in filters, stability of laser energy release, etc. Therefore, try to choose a regular hospital.