Congratulate to Qinglu Fan in the group for passing the doctoral dissertation defense. Fan is a postgraduate and doctoral candidate in our university beginning in 2016 and 2018, respectively. During that period, he published papers in international journals such as Journal of Materials Chemistry A and Joural of Power Source so on. He received the support from the China Scholarship Council (CSC) and went to The group of State University of New York at Binghamton for joint training.