As early as 1952, Mao Zedong put forward: "There is more water in the south and less water in the north. If possible, it is ok to borrow some water. " Since then, the great idea of the South-to-North Water Transfer Project has begun. 1 September 9581Danjiangkou reservoir dam broke ground.

In 2003, the state issued an order to stop the construction of Danjiangkou reservoir area. The state, collectives and individuals are not allowed to invest in the construction of the reservoir area and are ready to start the relocation and resettlement project at any time.

On September 26th, 2005, the Middle Route of South-to-North Water Diversion Project started, and the Danjiangkou Dam was raised from the original162m to176.6m, and the total storage capacity increased from17.45 billion cubic meters to 29.05 billion cubic meters. The Middle Route of South-to-North Water Transfer Project will increase Xichuan by 370 square kilometers, involving 165438.

In 2008, the resettlement work in Danjiangkou reservoir area began to be implemented. Originally, the central government asked for four years to complete the relocation, but Henan Province proposed "four-year task, two years to complete".

20 1 1 According to local information, the population of Xichuan County 1 1 will all move out at the end of August, and more than 90% will be completed in mid-August.