On June 24, 2022, Prof. Kecheng Jie of Nanjing University was invited to the Institute for Energy Research, Jiangsu University, and made an academic report entitled "supramolecular adsorption and separation materials" in the 1517 conference hall. The meeting was presided by associate researcher Wei Jiang. Relevant teachers and students of the Institute for Energy Research, the College of Chemistry and Chemical Engineering, and the College of Environmental and Safety Engineering listened to the report.