Leilei Xu obtained his Ph.D. degree from Lanzhou Institute of Chemical Physics (LICP), Chinese Academy of Sciences (CAS) in 2013. He worked as a postdoctoral research fellow at the National University of Singapore (NUS) from 2013 to 2015 and as a research fellow at the Center for Nanomaterials and Chemical Reactions, Institute for Basic Science (IBS), South Korea, from 2015 to 2017. In 2017, He was appointed to a the faculty position in NUIST and was promoted to full professor in 2023. He has published 110 journal papers in various fields. His research interests mainly focus on greenhouse CO2 resource utilization, indoor harmful VOCs catalytic elimination, heterogeneous catalysis, and the fabrication of novel environmental catalytic materials.