The ceremony is to be held on June 9 and it is expected that the heads of number of countries will take part in it. President Gurbanguly Berdimuhamedov is planned to visit Turkmenistan exhibition hall on the starting day on June 10 and make a speech at the opening ceremony. “Energy of Future” is the main subject of Astana EXPO 2017 exhibition. 100 countries and more than 10 international organizations will present their exhibition halls. Turkmen exhibition hall will demonstrate the successes of development of economic branches as well as the activities on natural protection. Special attention will be paid to efficient use of energy resources and innovative projects in alternative energy sphere. Turkmenistan National Day of the exhibition is to be held on June 29. The exhibition will last until September 10.