Ronghai Qu is a professor, of the College of Electrical and Electronic Engineering, Huazhong University of Science and Technology, China, fellow of IEEE. He received his bachelor’s and master’s degrees from Tsinghua University, China, in 1993 and 1995, respectively. He received his doctoral degree from the University of Wisconsin, Madison, the USA, in 2002. He received the honorary titles of Distinguished Lecturer of IEEE Industry Application Society for 2019–2020 and the Outstanding Member Awards in 2019. His research focuses on motor design, and drive and control. Zhengxiang Song is a professor of the College of Electrical and Electronic Engineering, Xi'an Jiaotong University, China. He obtained his bachelor’s, master’s, and doctoral degrees from Xi'an Jiaotong University, China, in 1992, 1995, and 1999, respectively. He has served as the executive deputy director of the State Key Laboratory of Energy, China, since 2013, and the executive deputy director of the Engineering Research Center, the Ministry of Education of China, since 2018. His research interests include the theory and engineering of intelligent electrical appliances, the theory and technology of electric energy storage, electromagnetic protection, and equipment detection and fault diagnosis. Zhiming Ding is a professor of the Institute of Software, Chinese Academy of Sciences. He obtained his bachelor’s degree from Wuhan University, China, in 1989, his master’s degree from Beijing University of Technology, China, in 1996, and his doctoral degree from the Institute of Computing, Chinese Academy of Sciences in 2002. He serves as the director of the Center of Space-Time Data Management and Date Science. He is also the chair of the society transportation sector of the IEEE Intelligent Transportation System Society. His research interests include database and knowledge base systems, real-time processing and intelligent analysis of the big data in spatiotemporal awareness, Internet of Things and mobile data management, disaster emergency big data management, etc. Gang Mu is a professor of Northeast Electric Power University, China. He received his bachelor’s and master’s degrees from Northeast Electric Power University, China in 1982 and 1984, respectively. He received his doctoral degree from Tsinghua University, China, in 1991. He serves as the fellow of the Chinese Society of Electrical Engineering. He was granted two second prizes of the National Science and Technology Progress Awards of China. His research interests focus on safe operation and control of the new generation power system and large-scale renewable energy development and networking technology. Rui Xiong is a professor of Beijing Institute of Technology, China. He also serves as a guest professor at the Massachusetts Institute of Technology, the USA, an adjunct professor at Swinburne University of Technology, and an IET Fellow. He has hosted an Outstanding Youth Fund Project by the National Natural Science Foundation of China. He has engaged in fundamental theoretical and engineering application research on power systems, power battery systems, energy storage systems, big data, and artificial intelligence for electric transport vehicles. Li Han is a professor of Institute of Electrical Engineering (IEE), Chinese Academy of Sciences. He received his bachelor’s and master’s degrees from Lanzhou University, China, in 1992 and 1995, respectively. He received his doctoral degree from Tsinghua University, China, in 2000. He serves as the director of the research sector of micro-nano processing technology of IEE.