Blue, black, red, yellow, green or brown tattoos; lip line or eyebrow line pigmentation
Birth marks: Ota nevus, Ito nevus, black nevus, etc.
Pigmentation: sun-burn spots, age spots, speckles, freckles, senior flecks, etc.
Epidermal pigmentation: such as freckle, senior flecks, coffee spot ….
Vascular lentigines: vascular lesions, spider vessels, spider veins
Skin rejuvenation, carbon peeling
According to the principle of...