Shanghai second polytechnic university. It is the only mobile phone APP officially built in shanghai second polytechnic university. All mobile applications built by the school can be accessed through this app. Shanghai second polytechnic university Enterprise WeChat has set up many information service projects, which can be used conveniently by teachers and students in multiple scenes on campus, and gradually realize the mobile campus. The current functions include campus code payment, campus code warehousing, salary inquiry, daily health declaration, OA process application, OA process approval, asset process approval, financial inquiry, invoice reimbursement, SSPU cloud disk, enterprise microdisk, video conference, class live broadcast, schedule management, WeChat friends, information self-collection, laboratory management, foreign affairs management, file management, audit service, mass notification, weekly meeting and so on.