Gaolan County

[1] It falls under the administration of the prefecture-level city of Lanzhou, the capital of Gansu.

[2][1] The Great Wall of China crosses the Yellow River at Shichuan town as well, a few ruins of it are still visible.

[3][4] Agriculture forms an important part of the economic output of the county.

Supported by irrigation fed by the Yellow River, several kinds of fruit are grown.

On average 2768 hours of sunshine are received, and the frost-free period is 144 days.