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Greater Mekong Subregion (GMS)

In the Spotlight

The Greater Mekong Subregion (GMS) is a natural economic area bound together by the Mekong River, covering 2.6 million square kilometers and a combined population of around 326 million.

The GMS countries are Cambodia, the People's Republic of China (PRC, specifically Yunnan Province and Guangxi Zhuang Autonomous Region), Lao People's Democratic Republic (Lao PDR), Myanmar, Thailand, and Viet Nam.

In 1992, with assistance from ADB, the six countries entered into a program of subregional economic cooperation, designed to enhance economic relations among the countries. Read more


Greater Mekong Subregion Secretariat Regional Cooperation and Operations Coordination DivisionSoutheast Asia DepartmentAsian Development Bank 6 ADB Avenue, Mandaluyong City 1550 Metro Manila, Philippines
  Tel +63 2 86324444   Fax +63 2 86362226 GMS Secretariat