Accompanied by Professor Kaixian Chen (Academician of Chinese Academy of Sciences) and Professor Jia Li (Deputy Director of Shanghai Institute of Materia Medica, Chinese Academy of Sciences), Drs. Benzhong Tang (Academician of Chinese Academy of Sciences and Professor of Chemistry at The Hong Kong University of Science and Technology) and Mei Tian (Vice President and Professor of Binjiang Hospital affiliated to Zhejiang University School of Medicine) visited the Chinese National Compound Library (CNCL) in the morning of August 1, 2017. The honorable guests were warmly received by Professor Jianmin Yue (Deputy Director of CNCL) and toured the entire facility of CNCL with interest. They were deeply impressed by the operating mechanisms, service-oriented approaches and advanced technologies at CNCL.