The secrecy clerk's office of each college 3 fills in the confidentiality review form of the dissertation, which is signed by the tutor of each college and the first person in charge of confidentiality of the college and stamped with the official seal of the college, and the confidential thesis is issued at the same time. The confidentiality office shall fill in the confidentiality review form for dissertations according to the students of each college, with the signatures of the tutors of each college and the first person in charge of confidentiality of the college, and the certificate of my unit (to prove my confidential identity and complete the confidential thesis there). The Confidentiality Office entrusts trainees with a confidential paper management registration form and a paper. Wei Peisheng issued the unit certificate.