On Mar. 28th, Prof. Tang Yu from the College of Chemistry and Chemical Engineering at Lanzhou University visited the College of Chemistry and Molecular Engineering (CCME), Peking University, for an academic exchange. Accompanied by Prof. Zhang, she toured our lab and  took commemorative photos with us. Prof. Tang's research focuses on rare-earth coordination chemistry and functional materials. Her visit provided valuable opportunities for academic dialogue and collaboration. We extend our sincere appreciation to Prof. Tang for her visit and insightful exchange.