Legal analysis: The ID number of Beijing academic qualifications consists of 8 digits, which is the unique identity defined by the Beijing Municipal Education Commission for every primary and secondary school student with Beijing academic qualifications. It is used for school registration management, students' physique, physical examination, junior high school and other businesses.

Legal basis: Maintenance Contents of Beijing Teacher Management Information System (20021year) issued by Beijing Municipal Education Commission (II) Collection and update of teachers' personal information The school administrator fills in basic information for new recruits (new users), generates academic ID number and establishes new accounts. Recruits themselves can log in and fill in the information 24 hours after the account is established. Those who have been in the library (old users) use their academic ID number to log in to the system, apply for information change, carefully check the information filled in, and add new information as required. Please pay special attention to check the following important information to ensure accuracy: