Held every year. It is held to connect the companionship of a country in Greater Mekong Sub-region, namely, Thailand, Laos, China, Myanmar, Vietnam and Cambodia. International custom in the Mekong Sub-regionAs well as the relations with neighboring countries to tight. This can lead to the expansion of the base relationship to grow stronger. Good at present and in the future of the trade.Therefore, a great work, and the impact on the development of the country. Held around late October or early November each year