Hang Li is chief scientist of the Noah's Ark Lab of Huawei Technologies. He is also adjunct professors of Peking University and Nanjing University. His research areas include information retrieval, natural language processing, statistical machine learning, and data mining. He graduated from Kyoto University in 1988 and earned his PhD from the University of Tokyo in 1998. He worked at the NEC lab in Japan during 1991 and 2001, and Microsoft Research Asia during 2001 and 2012. He joined Huawei Technologies in 2012. Hang has published three technical books and more than 100 scientific papers at top international journals including CL, NLE, TOIS, IPM, IRJ, TWEB, TKDE, and TIST, and top international conferences including SIGIR, WWW, WSDM, ACL, EMNLP, ICML, NIPS, and SIGKDD. He and his colleagues' papers received the SIGKDD'08 best application paper award, the SIGIR'08 best student paper award, and the ACL'12 best student paper award. Hang worked on the development of several products such as Microsoft SQL Server 2005, Microsoft Office 2007 and Office 2010, Microsoft Live Search 2008, Microsoft Bing 2009, Bing 2010. He has more than 35 granted US patents. Hang has also been very active in the research communities and is serving top international conferences including SIGIR, WWW, WSDM, ACL, EMNLP, NIPS, SIGKDD, and ICDM, and top international journals including CL, TIST, IRJ, JASIST, and JCST.