Dr. Twarath Sutabutr (2^nd left), Department of Alternative Energy Development and Efficiency; Dr. Piyasvasti Amranand (Middle), Energy for Environment Foundation ; Mr. Soonchai Kumnoonsate (2^nd right), Electricity Generating Authority of Thailand; and Mr. Markus Lorenzini (right) participated in the inaugural POWER - GEN Asia and Renewable Release New Energy World Asia. An exhibition consists of more than 200 participants to the technology offering an important annual gathering for the electric power industry and renewable energy. An exhibition held during 2-4 October 2013 at Challenger Hall 1, IMPACT Muang Thong Thani .