Xudong Zhao is the Director of Research and Professor at the School of Engineering and Computer Science, University of Hull (UK), and has enjoyed a global reputation as a distinguished academia in the areas of renewable energy and energy efficiency technologies, and sustainable heating, cooling and power systems, with particular strength in integrating renewable solar energy source (via PVs, solar thermal collectors, and PV/Thermal) and energy efficiency technologies (e.g. heat pipe, heat pump, CHP and PCM etc) into various decentralised heating, cooling and power systems, thus creating the de-carbonized, decentralized and off-grid energy systems. Over more than 30 years of professional career, he has led or participated in 58 research projects funded by EU, EPSRC, Royal Society, Innovate-UK, Royal Academy of Engineering, China Ministry of Science and Technology and industry with accumulated fund value of approximately £18.5 million, 40 engineering consultancy projects worth £5 million, and claimed 11 patents