The Lancang-Mekong River ranks 10th globally in terms of mean annual flow at the mouth.It originates on the Tibetan Plateau in China before snaking through Myanmar,Laos,Thailand,Cambodia and Vietnam and finally emptying into the sea to the west of Ho Chi Minh City.The six countries it nourishes are working together to improve their capabilities in water resource management.Through deep cooperation,they are building a common future.