Prof. Xia received the Bachelor and the Ph.D. Degree in Control Theory both from Tsinghua University. He is currently a Professor with the Business School, Sun Yat-Sen University. He was an Assistant Professor at Tsinghua University. He was a visiting scholar at Stanford University, The Hong Kong University of Science and Technology, etc. He serves as an Associate Editor of IEEE Transactions on Automation Science and Engineering, Discrete Event Dynamic Systems, Energy Informatics, etc. His research interests include the methodology research in stochastic learning and optimization, Markov decision processes, reinforcement learning, queueing theory, game theory, and the application research in energy systems, smart building, financial technology, etc.