The General Office of the Ministry of Education in Ji 'an issued the Notice on Strengthening the Management of Mobile Phones for Primary and Secondary School Students: In principle, primary and secondary school students are not allowed to bring personal mobile phones into the campus. If necessary, parents must agree and apply in writing. After entering the school, the mobile phone will be kept by the school, and it is forbidden to bring it into the classroom. Therefore, students in Ji 'an Experimental High School are not allowed to bring their mobile phones to school.