Hongfeng Xu is the assistant director general and a Research Fellow at the International Institute of Green Finance (IIGF), CUFE. She is a Harvard University Rajawali Visiting Fellow and a Ford Foundation International Fellow. She obtained her Ph.D. from Tsinghua University at the Chinese Academy of Social Sciences. Her research mainly focuses on energy economy and energy geographical relationship. She is the director of several national research projects at China's National Social Sciences Foundation, as well as China's Science and Technology Funds for the Excellent Overseas Fellow.