1. Semi-permanent makeup refers to a kind of cosmetic medical technology that uses tiny needle tips to pierce the skin, and then injects certain pigments into the skin epidermis, such as tattooing eyebrows and eyelashes, and finally achieves semi-permanent maintenance.

Generally speaking, semi-permanent makeup mainly acts on the epidermis of the skin. With the metabolism of skin cells in epidermis, the pigment of semi-permanent makeup will gradually disappear after about 2 to 3 years.