Gansu is a landlocked province in Northwest China. Its capital and largest city is Lanzhou, in the southeast part of the province.
The seventh-largest administrative district by area at 453,700 square kilometres, Gansu lies between the Tibetan and Loess plateaus and borders Mongolia, Inner Mongolia and Ningxia to the north, Xinjiang and Qinghai to the west, Sichuan to the south and Shaanxi to the east. The Yellow River passes through the southern part of the province. Part of Gansu's territory is located in the Gobi Desert. The Qilian mountains are located in the south of the Province.
Gansu has a population of 26 million, ranking 22nd in China. Its population is mostly Han, along with Hui, Dongxiang and Tibetan minorities. The most common language is Mandarin.
Wikipedia https://en.wikipedia.org/wiki/Gansu
Coordinates 36°3'43.481" N 103°49'54.684" E