Hello, once the spot is formed, it is difficult for general nursing to eliminate it. You can use ultra-high frequency skin plastic high-tech treatment. It is an international leading high-tech new fine minimally invasive skin plastic surgery, which can vaporize tiny micron-sized pigmented skin lesions layer by layer and directly remove the lesions. This technology develops the advantages of laser, freezing, photonics and drug corrosion, and makes up for the disadvantages. After operation, the skin can return to normal without scar.