If the user dissatisfies with the settlement result, or if the telecom operator fails to give him a reply within 15 working days, he may file a complaint with the complaint settlement institution.

• 用户对电信业务经营者的处理结果不满意或者电信业务经营者在接到投诉后15个工作日内未答复的，可以向申诉受理机构提出申诉。