The student numbers ABCDEFGH and AB of Beijing Jiaotong University are the admission years. If C is 1, it means master, 2 means undergraduate, CD means the serial number of the college, and there are four others. AB: stands for the year of admission (such as 1 1, 12), and CD: stands for college (2 1 telecom, 22 electromechanical, 23 civil engineering, 24 management, 25 transportation, 26 humanities, 27 science college, 28 computer, 29 electricity.

If you are a freshman of Software Engineering 20 12 in Software College, your student number should be 1230 1XXX. The student number of 20 12 freshmen majoring in architecture should be 123 1 1XXX.