"Phok Chrin was born in Kampot, Cambodia in 1981. He received his B.S. degree in Electrical and Energy Engineering from the Institute of Technology of Cambodia (ITC), Cambodia in 2005, His Master of Control Engineering from King Mongkut's Institute of Technology Ladkrabang (KMITL), Thailand in 2007 and his Ph. D. degrees in Electrical Engineering from Federal University of Toulouse Midi- Pyrénées, “Laboratoire Plasma et Conversion d'Energie (LAPLACE)” Toulouse, France in 2016. In 2007, he joined Institute of Technology of Cambodia as lecturer and then he went for PhD study after 5 years working. In November 2016, Dr. Phok Chrin joined ITC again as a lecturer-researcher. Since April 2017, he was assigned to be Deputy Head department electrical and energy engineering at ITC. 2008-2010, he joined REEPOR project as a project planer of at ITC, this project is sponsor by European Project “Promotion of the Efficiency Use of Renewable energy in Developing Countries” Since 2006, Dr Phok has published his research works in many famous IEEE conference."