Tattoo commonly known as tattoo, ancient Chinese language called Nei, is in the person’s monotonous skin carved out of the ideal picture, become the eternal life, to keep the memory as the most beautiful pictures in life. But with the passage of time, the troubles of tattoos are increasing day by day. Daily life, employment everywhere obstructed, or bored with the pattern of the overdone, there are many friends because of tattoos after the occurrence of skin infections, skin damage, allergies, or skin diseases, or even cancer. We first understand the type of tattoo, the clinical tattoo will be divided into professional, amateur, cosmetic, traumatic and medical tattoo. All tattoo pigments are eventually retained in the dermis. This is the biggest obstacle to tattoo removal. How to get rid of this trouble? Laser treatment is convenient and effective? 1, the composition of the pigment particles, the composition of complex pigments on the laser response varies, it is difficult to choose the type of laser and energy density, often need a variety of laser multiple treatments. 2, pigment particles in the dermis, the number and thickness of the accumulation of tattoo pigment particles, the greater the density, the thicker the more difficult to treat. 3, the size of the pigment particles are different, some pigment particles are too large, the laser is difficult to completely crush, macrophages are difficult to engulf it. In general, because of the professional tattoo pigment particles are larger, and contains organic metal dyes placed in the depths, and amateur tattoos with carbon based ink particles are smaller, and therefore more difficult to remove professional tattoos. 4, the depth of the pigment particles present, the location of deeper, laser treatment is difficult to reach the appropriate level, most need multiple treatments. As can be seen, the choice of laser removal of tattoos and can not achieve a very satisfactory effect, most will produce very ugly scars, and even scar growth, increasing pain. Currently, for the removal of small tattoos once and for all method is a one-time removal. Incision for super reduction of fine sutures, with certain post-operative care, after recovery, social distance is difficult to see the traces.