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DuJiangYan
DuJiangYan is a county-level city of Chengdu, Sichuan Province in China. Historically known as Guanxian, the city was renamed in honor of the Dujiangyan Irrigation System famous for providing neighboring city Chengdu with water for over 2000 years. The city administers its schools, including DuJiangYan Model High School, which aims to be the foremost technology high school in China.