Mr. George Guo (Great China Country Leader, Life Sciences and Technology) and Mr. Jiemin Yan (Business Manager) of PerkinElmer (USA) visited the Chinese National Compound Library (CNCL) in the afternoon of March 5, 2013. The guests were deeply impressed by the state-of-the-art facility and the future plan of CNCL presented by Dr. Ming-Wei Wang. They expressed sincere desire to promote bilateral collaborations.