Dr. Tianhao Yuan is a lecturer and the deputy director in the School of Environmental and Municipal Engineering, North China University of Water Resources and Electric Power. He obtained a bachelor’s degree in architectural environment and equipment engineering from the Henan Urban Construction College in 2011, a master’s degree in heating, gas supply, ventilation, and air conditioning engineering from the North China Electric Power University (Baoding) in 2014, and a Ph.D. in heating, gas supply, ventilation, and air conditioning engineering from the Tianjin University in 2018. Then, in July 2018, he joined the North China University of Water Resources and Electric Power. His research interests include building energy savings, ground-source heat pump system optimization, and buried pipe heat-transfer research.