Yunquan Zhang is a professor of Institute of Computing Technology, Chinese Academy of Sciences. His current appointments include the Expert Review Group member of Information Sciences Division of the National Science Foundation (China), Secretary-General of China's High Performance Computing Expert Committee, Technical Committee of National 863 High-Performance Computer Evaluation Center, and General Secretary of the Specialty Association of Mathematical & Scientific Software of China. He received a PhD degree in Computer Software and Theory from the Chinese Academy of Sciences in 2000. His research interests are in the areas of high performance parallel computing, with particular emphasis on large scale parallel computation and programming models, high-performance parallel numerical algorithms, and performance modeling and evaluation for parallel programs. He has published over 100 papers in international journals and conferences proceedings. Recently he served as Chair of Program Committee of IEEE CSE 2010, Vice-Chair of Program Committee of High-Performance Computing China (2008 ~ 2012), member of Steering Committee of International Supercomputing Conference 2012, member of Program Committee of IEEE ICPADS 2008, ACM ICS 2010, IEEE IPDPS 2012, and IEEE CCGrid 2012. He also organizes and distributes China TOP100 List of High Performance Computers, which traces and reports the development of the HPC system technology and usage in China. This list includes Tianhe-1A supercomputer that ranked as the world fast supercomputer in 2011.