On 30 April 2018, H.E. Mr. Vichit Chitvimarn, Ambassador-Agrée of Thailand to Denmark, hosted a luncheon in honour of Mr. Piyasvasti Amranand, Chairman of the Board of Directors of PTT Public Company Limited, and PTT Board of Directors during their visit to Denmark. The purpose of the visit was to exchange views and obtain in-depth information on Danish energy management. During the study visit, the delegation had a chance to attend briefings from both Danish public and private agencies relating to energy management, namely Danish Energy Agency, State of Green, Ørested (an electricity company) and Ramboll (an energy-management expert company).