China Stamps - 2001-16 , Scott 3131-34 Datong River Diversion Project, MNH, F-VF - (93131)

China Stamps - 2001-16 , Scott 3131-34 Datong River Diversion Project, MNH, F-VF : The Datong River Diversion Project is about 880 kilometres long, the largest artesian irrigation project in China's northwest. It diverts water from the Datong River flowing through Qinghai Province to the Qinwangchuan area 60 kilometres north of Lanzhou City of Gansu Province. Construction began in 1987 and finished in 1995. The project is a large-scale man-made "underground river", representing many firsts in world as well as in Chinese irrigation history. It is the biggest water diversion project for artesian irrigation across two drainage areas ever built since the founding of new China.