Prof. Li Jinping, Gansu Provincial Distinguished Professor of Flying Apsaras Scholar in Lanzhou University of Technology(LUT). Dr. Li received his PhD from Shanghai Jiaotong University in early 2005, majored in Refrigeration and Cryogenic Engineering. He started work at the end of 2004 in LUT and set up a new discipline of Renewable Energy and Environment Engineering in 2011. He has filed over 20 licensed patents and had 80 papers published. In past 15 years, he and his team have devoted theirselves to distributed energy system totally driven by solar energy and biomass and built over 90 household combined heating, power and biogas system in 4 counties, Gansu Province.