Accompanied by Dr. Lu Zhou (Associated Professor of School of Pharmacy, Fudan University) and Ms. Lulu Zhai (Foreign Affairs Assistant of Fudan School of Pharmacy), Professor Xiaoguang Lei (Professor of College of Chemistry and Molecular Engineering, Peking University) visited the Chinese National Compound Library (CNCL) in the afternoon of May 3, 2017. The honorable guest toured the entire facility with interest. Professor Lei was deeply impressed by the operating mechanisms, service-oriented approaches and advanced technologies at CNCL.