Da River

The Da River, also known as the Bo River or the Black River, is the largest tributary of the Red River - the mother river of the Northern Delta. The Da River originates in Yunnan Province (China) with a total length of more than 910 km, called Ly Tien Giang - the section of the Da River flowing into Vietnam is 543 km long. The Da River is not only known as the largest energy river in Vietnam with a series of hydroelectric systems in Hoa Binh, Son La, Lai Chau... but is also the mother river of dozens of ethnic groups in the Northwest region.