Guangming Chen, Professor of Institute of Refrigeration and Cryogenics, Zhejiang University, China. He got his doctoral degree of Chemical Engineering Thermodynamics at Zhejiang University, master degree of Engineering Thermophysis at Xi’an Jiaotong University and bachelor degree of Refrigeration and Cryogenics at Zhejiang University. His research interesting includes fundamentals of refrigeration thermodynamics, new refrigerants, low grade thermal energy utilization for refrigeration and heat pump.