​​​​​​​It is the largest artificial lake in Vietnam, playing an important role, providing water for the region's economic and production activities. Built in 1981 and completed after 4 years of construction in 1985. It is the main pillar in coordinating water from the Saigon River, the East and West canals, irrigating more than 93,000 hectares of agricultural land in Tay Ninh as well as neighboring provinces. The lake surface area stretches about 27,000 hectares, known as the "Sea Lake" of Tay Ninh.