Dujiangyan

Dujiangyan is a county-degree metropolis, a subdivision of Chengdu, the capital of Sichuan Province, People's Republic of China. Its north-west place bureaucracy a border with southern Ngawa Tibetan and Qiang Autonomous Prefecture. It has an area of 1,208 km2 and had a populace of 600,000 in 2003. Dujiangyan turned into formerly a county named Guanxian or Guan County. The county became a county-degree town in 1988 and changed into renamed after the Dujiangyan Irrigation System, inside the city's northwest, well-known for providing Chengdu with water for over two millennia, on the grounds that round 250 BC.

Around 250 BC all through the Warring States period, Li Bing, a governor of Shu inside the Qin nation together with his son directed the construction of Dujiangyan. Li Bing gave up the vintage ways of dam building, which had been absolutely directed at flood manipulate, employing a brand new method of channeling and dividing the water of the Min River. He finished this by means of separating the assignment into two foremost components: the headwork and the irrigation gadget. The complete machine has functioned for 2,000 years, stopping floods and imparting widespread irrigation and facilitating shipping and timber drifting. It has contributed significantly to the richness of Chengdu Plain with its recognition as "The Land of Abundance".