Shuttle Cosmetic, also known as Shuttle Laser Cosmetic, is the latest technology in laser resurfacing, also known as fractional laser and pixel laser, which is a new advancement in cosmetic laser in recent years. It is the transformation of the traditional laser emission mode into pixel mode and microporous mode, which are applicable to different areas and different skin types respectively. It is usually applied in the treatment of chloasma, hyperpigmentation, poor skin tone, poor skin texture, enlarged pores, fine wrinkles, superficial scars, superficial acne scars, etc. At present, the shuttle beauty is divided into exfoliating laser and non-exfoliating laser, the hazards of shuttle beauty are different according to its classification, mainly including the following: 1, exfoliating laser also includes carbon dioxide laser or erbium laser, etc., the action on the skin can be clearly seen in the grid-like skin breakage performance. The chance of complications is higher with exfoliative laser treatment because it is an invasive treatment. Some people may experience skin redness after exfoliative fractional laser treatment, which can naturally resolve in about a month. Temporary hyperpigmentation may also occur, which in most cases resolves spontaneously in about 3-6 months. Severe patients may be at risk of infection and even scarring aggravation; 2. Non-ablative laser action on the skin can only be seen as a slight reddening of the skin, and the non-ablative laser has minimal effect on the skin with no significant recovery period.