Eyebrow tattooing means that metal or plant pigment penetrates into the dermis through piercing the skin, and then permanently maintains the shape of the eyebrows. Eyebrows tattooing can increase the density of eyebrows and the overall aesthetic feeling of human face, which is suitable for people with congenital sparse eyebrows or acquired partial eyebrow loss, poor eyebrow shape, eyebrows with scars and irregular eyebrows.