Narrow-spectrum uvb screening method, which is a common form of laser screening, is mainly for skin lesions, such as vitiligo, white spots, psoriasis and other diseases. The cost of this treatment method is determined by the specific situation and also the course of treatment. The higher the level of the hospital, the higher the cost will be. At the same time, also according to the examination site and size to determine, if the examination site is larger, the corresponding cost will also increase. In general, the cost of this examination is about 600-700 yuan. If the skin lesion is more serious, in this case, the cost can reach about 1000-2000 yuan. Therefore, this is determined on a case-by-case basis.