Dr. Xiaosong ZHANG is the director of BEEE (Buildings Energy, Efficiency and Equipment) and is authorized by Ministry of Education of China. He is a professor in the School of Energy and Environment in Southeast University and is the PI of five NFSC projects and two national S&T Pillar Programs during 11th Five-year Plan period and 12th Five-year Plan period (titled “R&D and Demonstration of Key Equipment and Technologies based on Scientific Utilization of Energy in Buildings in the regions with Hot-Summer and Cold-winter Climate”).