In the morning of March 27, 2024, Ms. Xuelin Tian successfully passed her PhD research proposal exam. The title of her proposal is “Promoting Urban Net-Zero Transitions through Public Transportation Electrification”. Her profound knowledge and excellent presentation helped her win a good evaluation from the external examiner, Dr. Zachary Patterson, and other examining committee members (Drs. Fuzhan Nasiri, Ahmed Soliman, and Chunjiang An).