Drs. Ken Duncan (Deputy Director of Global Health Discovery) and Richard Elliott (Senior Program Officer of Global Health Discovery) from Bill & Melinda Gates Foundation (Seattle, USA) visited the Chinese National Compound Library (CNCL) in the morning of September 2012. They received a warm reception by Professor Ming-Wei Wang who briefly introduced the current status of this state-of-the-art research establishment. The guests displayed their genuine enthusiasm about strengthening bilateral collaborations.