Which city does Changmabao in Gansu belong to?

This area belongs to Yumen City, Jiuquan City, Gansu Province.

Changmabao is located in the southwest of Yumen City, Jiuquan City, Gansu Province. Located in the southwest of Yumen City, it is adjacent to Jinchi Town in the east, Erlong Mountain in the south, Zhujiadashan Mountain in the west and Zhaobi Mountain in the north.

The history of Changmabao can be traced back to the Western Han Dynasty, when Tian Ling County was established, and Xinxiang County was established in the Western Jin Dynasty, both of which ruled Changma.

In the Northern Zhou Dynasty, Changma was merged into Huiji, Yanxing and Xinxiang and changed to Huiji County.

In the Sui Dynasty, Huiji County was changed to Yumen County. In the Tang Dynasty, Changma was carved up by Fan Lihua, and there was a cold river pass in the west, which was closed in Shibaocheng.