Prior to WuXi NextCODE, Louis scaled and managed sales teams of more than 300 and achieved multiple triple-digit revenue ramps in the businesses. For the past six years, he has served as senior business unit director for Becton Dickinson’s pharmaceutical systems franchise across Greater China. Prior to that he was senior director of sales within Pfizer’s vaccine business in China, where he launched blockbuster Prevenar. From 1998 to 2006 he served in a range of marketing and sales positions within Sanofi Pasteur. Mr. Yuan began his life sciences career as research assistant at the Beijing Ditan Hospital AIDS Clinical Research Center and received his master’s degree in medicine from the Chinese Academy of Preventive Medicine and Qingdao University.