Tey Kok Soon received his BEng degree in Electrical Engineering and PhD degree from the University of Malaya, Malaysia, in 2011 and 2014 respectively. Since 2011, he has been a Research Assistant with the Power Electronics and Renewable Energy Research Laboratory (PEARL), Department of Electrical Engineering, University of Malaya. In 2015, he joined Department of Computer System and Technology, Faculty of Computer Science and Information Technology (FCSIT) as a Senior Lecturer. His research interests include renewable energy control system, energy management, power efficiency of PV system and inverter control of PV system.