Gansu' gateway province to the Great Northwest and the interior has been a place of contention for soldiers and families since ancient times, and it is also the cultivated land of the ancestors of China.

In the past, in the era of relying on the sky to eat, gansu could give birth to border towns like Lanzhou, Wuwei, Jiuquan, Zhangye, and Dunhuang. But now it is different, the ability of human beings to change nature has improved, so the scale of Gansu's cities has also increased, especially lanzhou new area, which is simply a model for human beings to change natural conditions.
Gansu will focus on the following concepts in the future, as follows.
1 metropolitan area, Lanzhou metropolitan circle, with Lanzhou as the center, including Lanzhou New District, Baiyin, Dingxi, Linxia and other cities. Give full play to the strategic advantages of the first degree and form a Metropolitan Circle of Lanzhou.
The three metropolitan areas are Tianshui Metropolitan Area, Jiujia Metropolitan Area and Pingqing United Metropolitan Area. The Tianshui metropolitan area is a metropolitan area centered on Tianshui, the first city in Shaanxi in the west, and integrates Gangu and Sanyangchuan.
Jiujia Metropolitan Area, Jiuquan and Jiayuguan Twin Cities merge to form a large metropolitan area.
Pingqing united metropolitan area, with qingyang and Pingliang twin cities as the core of the development of the metropolitan area.
The five large and medium-sized cities are: the largest city is Lanzhou, and the medium-sized city is Tianshui, Wuwei, Pingliang and Jiujia.
These areas in Gansu are more reasonable in planning, and basically every plate is taken into account.