It's good. It uses a tattoo washing method that does not break the skin, which can be said to be the safest and most scientific method at present. No skin damage, no external infection, and no risk of scar hyperplasia in technical units. However, this requires high technology. This method needs to understand skin physiology, laser beauty, instruments, pigments and tattoos. Fading is relatively slow, but safe, and the final effect is close to the original skin.