The number of radiotherapy for nasopharyngeal cancer is about 30~35 times, and the tumor will be significantly reduced, and the plot is decided according to the patient’s condition. The number of radiotherapy for patients with nasopharyngeal cancer needs to be controlled at 30~35 times, of course, the condition of each patient is different, and the judgment is made according to the patient’s tumor condition, and the irradiation dosage of the tumor localization needs to reach enough to kill the tumor cells completely. When a part of patients are more sensitive to radiotherapy, the number of radiotherapy can be shortened appropriately, while a part of patients who are still found to have residuals after the end of radiotherapy can consider increasing the number of times appropriately, which should be decided according to the condition of the patients. For nasopharyngeal cancer radiotherapy, it is recommended to consult oncologists of regular hospitals.