Professor Wang leyong and doctoral students Zheng Hao, Jiao Jianmin, Wang Ranran and Shi conghao of the laboratory went to Shijiazhuang, Hebei Province to participate in the 20th National Conference on macrocyclic chemistry and the 12th supramolecular chemistry of the Chinese chemical society. Professor Wang leyong is a member of the academic committee of the conference and gives an invitation report. Wang Ranran, a doctoral candidate of the research group, made a wall newspaper and posted it at the conference hall to outline his work achievements in the past year, which was highly praised by many teachers and students.