Professor Xuemin Zhang, Academician of Chinese Academy of Sciences and Director of National Center of Biomedical Analysis, PLA Academy of Military Medical Sciences and his nine associates visited the Chinese National Compound Library (CNCL) in the morning of February 28, 2014. They were accompanied by Professor Shuhong Guan (Deputy Chief of Project Management, Shanghai Institute of Materia Medica, Chinese Academy of Sciences). Professor Zhang was deeply impressed by the research facility, cultural environment and service mechanism of CNCL.