Because there are many kinds of spots, different kinds of spots will also affect the charges. Moreover, if the patient has severe spots and obvious pigmentation, it needs multiple treatments to get a complete therapeutic effect. If the symptoms are mild, you can treat them once or twice. Different treatment times will also affect the number of laser spots. You should go to a regular hospital and use advanced equipment for treatment, which not only makes the charges reasonable, but also ensures the skin safety and the effect after treatment.