Scars can be categorized according to their causes: post-acne depressed scar, traumatic scar, surgical incision scar, post-burn scar, etc. No matter which type of scar you have, beam laser treatment is the best choice. Image beam laser treatment has the treatment principle of “columnar micro-perforation” technology which is incomparable with other laser devices, and the skin around the micro-perforation is kept intact, and the energy is not diffused to the periphery under very fine control, which ensures the safety of the treatment to the greatest extent, and after the treatment, tissue repair scaffolds will be formed in epidermis and dermis layer of the skin, and collagen will be gradually increased and rearranged, which will make scarring more and more difficult to be treated. Gradually increase and rearrange, so that the scar is repaired more smoothly. The possibility of side effects such as hyperpigmentation and hypopigmentation is small. Wang Wen, Department of Dermatology, Affiliated Hospital of Armed Police Logistics College Fractional laser has the same therapeutic effect on the treatment of wrinkles, enlarged pores, photoaging and skin laxity.