Each number of doctoral students in Xi Jiaotong University means two years before admission, followed by three professional codes, followed by three professional serial numbers.

Xi Jiaotong University is the earliest well-known institution of higher learning in China and a key university directly under the Ministry of Education. It profoundly explains the core and essence of the spirit of Xi Jiaotong University's westward migration, and encourages teachers and students to vigorously carry forward the spirit of westward migration, seize new opportunities in the new era, make contributions where the motherland needs them most, and create historical achievements belonging to our generation on a new journey.