Yes Because of the mailbox system of Southwestern University of Finance and Economics, the mailbox applied by colleges in the school is the college mailbox (UA), the mailbox applied by individual faculty members is the work mailbox (EA), and the mailbox applied by full-time students is the student mailbox (SA). After full-time students graduate, their student email address will be automatically changed to alumni email address (AA). All users who accept the school e-mail service are bound by the terms listed in this notice.