Prof. Dong Shi-Hai is a professor in the Department of mathematics at National Polytechnic Institute. Dong Shi-Hai received his Ph.D from the Institute of High Energy Physics, the Chinese Academy of Sciences in 1996-1999. He received his master degree from Liaoning Normal University for the Department of Physics in 1993-1996. He received his Bachelor Degree from Dalian University for the Department of Physics in 1989-1993. Prof. Dong Shi-Hai research interests includes Quantum physics, Group theory (symmetry) and its applications Quantum computation.