It is the student's admission ticket number. Zhixue Com is an educational platform that provides online learning resources and preparation services. In order to facilitate students to use the platform, Zhixue. Com sets the student's account number as his exam admission ticket number. The admission ticket number is the only identification issued by the education department or examination institution to candidates, which is used to identify and manage candidates' information. By associating the student account with the admission ticket number, Zhixue.com can easily confirm the student's identity and provide personalized learning content and counseling resources. The importance of the examination admission ticket number lies in ensuring the uniqueness and security of student accounts, and at the same time facilitating students' login and experience.