Photorejuvenation mainly refers to the pulsed intense light technology applied for photoaging skin —-, i.e., gray skin, increased skin pigmentation (age spots, freckles, etc.), dilated skin capillaries, visible small blood vessels, rough skin texture, enlarged pores, fine wrinkles and other manifestations. In terms of a certain skin problem, its individual treatment effect may be slower than the real effect of a single wavelength laser, but for the comprehensive effect, the pulsed intense light technology has a very big advantage, that is, it can change a variety of skin problems comprehensively. Suitable for people: 35-55 years old. Mild to moderate photodamage and aging (increased skin discoloration, capillary dilation, skin texture change, etc.) Aesthetics who wish to treat non-invasive or mildly invasive and do not wish surgery. Not suitable for: patients with deep wrinkles and severe skin laxity. Patients who wish to see an immediate and obvious improvement with the treatment. (The results are slow to show, making it difficult to achieve the kind of immediate results that are seen with surgical or peeling peels CO2 laser resurfacing). Technically speaking, patients who have been treated with oral retinoic acid within 6 months, patients who have had skin reconstruction with laser or deep chemical peels within 6 months, patients with active skin diseases (herpes, pustules) in the treated area, patients with autoimmune diseases. Patients with excessively dark skin. Photorejuvenation treatment should not be or should be used with caution. Routine treatment: 1 treatment per month, 4~5 consecutive treatments are necessary. It is also possible to have a single session but the effect is mostly not as satisfactory as the whole course of treatment, and the price by course of treatment will be more favorable than a single session. Effect: Pigmentation is reduced or eliminated, capillary dilation is improved or eliminated, skin is smooth and clean, pores are reduced, fine wrinkles are reduced, and skin is tightened to a slight degree. The intuitive feeling of the surrounding friends is that the skin is better, pinker, more elastic, more delicate, etc. Disadvantages: The duration of treatment is longer. The effect is slightly slow. Advantages: 1, non-invasive, only slight pain during treatment, may be slightly red and swollen locally within 2 days of treatment. 2, in a single course of treatment can improve a variety of skin problems at the same time, can effectively remove or reduce a variety of pigmentation and age spots, remove facial capillary dilation and erythema rosacea, reduce fine wrinkles, shrink large pores, significantly improve the roughness of facial skin, reduce mild acne scar, effectively improve skin texture and elasticity, so that facial skin becomes smooth and delicate, elastic, but also remove excess facial hair. 3.Treatment of the whole face, treatment without dead ends. 4.No need for vacation. After treatment, there is only slight edema and redness, no other discomfort. 5.Long-term and long-term effect is good. Note: A good quality non-irritating hydrating mask will be better when you put it on after doing it. You can bring your own or buy it in the department. Do not touch hot water in the treatment area for 12 hours. Try to avoid exogenous damage (sauna, hard face rubbing, strenuous exercise, massage, etc.) and makeup for 4-5 days after treatment. Pay attention to sun protection (SPF 30 or more normally, 50 in summer when the sun is strong) on the treated area during the first month of treatment. The skin may have a dry feeling in the early post-operative period, you should pay attention to hydration, a hydrating mask every night for 3-7 days will help.