The complaint telephone number of Jiangsu Provincial Department of Education is useful. It is useful to go to the Education Bureau to complain about the school, and we must ensure the sufficiency of the evidence. If you encounter arbitrary charges, you can report to the local education bureau with evidence. When the school or teacher makes up lessons for the students and does not give the receipt of fees, the whistleblower can report the problem of arbitrary charges in the school through audio, video and witness testimony. Expose the media and cause the media to interview and collect evidence. Call the local mayor publicly and report the problem of arbitrary charges in schools. The Ministry of Education has set up a unified telephone number and e-mail address for supervision and reporting, accepting social supervision.