Dr. Danfeng Li is currently a director in Alibaba group, and the Chief Data Officer of Umeng+, a company fully owned by Alibaba. Umeng+ provides analytic tools for web and app developers. It helps more than 1.45 million apps and 7 million websites monitor and management their data. Umeng+ also offers serives based on its online and on mobile data. Dr. Li leads the effort to apply data mining and machine learning technologies to help clients in retail, finance and other industries to understand and management their customers. Before he joined Alibaba, Dr. Li was a principal development lead in Microsoft. He also worked at Opera Solutions, Yahoo and Fico.