Delicate white skin is the desire of every beautiful woman, since ancient times there are many whitening remedies and methods, but many of them can only temporarily whiten the skin, can not be maintained for a longer period of time, and some of them will also result in the discontinuation of medication or treatment after the darkening of the skin tone, the face of the discoloration or the redness of the possibility of the redness of the blood. The persistence of these problems has led experts and scholars to further explore safer and more reliable whitening methods. Traditional skin rejuvenation and whitening methods include: cosmetics, topical application of traditional Chinese medicine, chemical peels, mask inversion, and dietary therapy. In the past, there are also many misconceptions among patients, including: fantasizing about rapid whitening; bravely trying various new whitening methods; facial cleanser and toner can whiten the skin; whitening only in the spring and summer seasons; overly pursuing whitening without paying attention to sun protection; whitening products can eradicate spots on the face. In recent years photon rejuvenation skin whitening began to enter people’s lives, first let us understand what is photon: the so-called photon, also known as photon rejuvenation, in fact, is the use of pulsed intense light on the skin to carry out a kind of treatment with a cosmetic nature, and its function is to eliminate / lighten the skin of a variety of pigmented spots, enhance the elasticity of the skin, eliminating fine wrinkles, improve the expansion of capillaries in the face, improve the facial pore size and skin roughness, but also to Improve yellowing skin color, etc. When photon treatment is performed, it is required to clean the face first, and then irradiate the broad-spectrum light of 400-1200nm for 15-20 minutes per treatment. Generally, 3-5 treatments are required, with one treatment every 20-30 days. Precautions after treatment include: slight burning sensation and slight redness of the skin at the treatment site, which is a normal reaction, if necessary, you can do 10-15 minutes of local cold compresses to alleviate or eliminate the redness and heat phenomenon; should not be used on the day of the treatment to clean the skin with high temperature water; do not need special care, but it is recommended that the use of skincare products under the direction of the doctor, including Stop using all functional cosmetics (including all kinds of blemish removing creams, wrinkle removing creams, etc.); prohibit the use of all kinds of chemical peeling treatments (also known as peeling treatments), prohibit skin grinding and the use of scrubs and cleansers, etc.; pay attention to sunscreen, moisturizing; before, during and after the treatment is prohibited to take Vitamin A acid and photosensitizing medicines and foods.