Hami, known as Yizhou in ancient times, is a prefecture-level city under the jurisdiction of Xinjiang Uygur Autonomous Region. It is located in the east of Xinjiang, and is the main route from Xinjiang to the mainland. It has been the throat of the Silk Road since ancient times. It is known as "the throat of the western region, the Chinese arch guard" and "the gateway of Xinjiang". It is adjacent to Jiuquan City, Gansu Province in the east, Bayingolin Mongolian Autonomous Prefecture in the south, Turpan City and Changji Hui Autonomous Prefecture in the west, and Mongolia in the north, There is a national Class I seasonal open port, Laoyemiao Port, which is one of the important open ports for the development of border trade between Xinjiang and Mongolia. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent resident population of Hami was 673383.

Hami was called Ximo (Ximo), Gurongdi and Kunmo in ancient times, Yiwu or Yiwulu in Han Dynasty, and Yizhou in Tang Dynasty. It was called Hamili in the Yuan Dynasty and Hami in the Ming Dynasty. Hami has jurisdiction over Yizhou District, Balikun Kazakh Autonomous County and Yiwu County, with a total area of 142100 square kilometers.

In 2019, Hami's GDP reached 60.482 billion yuan, an increase of 6.4% over the previous year at comparable prices. In 2020, Hami's GDP will reach 60.791 billion yuan, an increase of 4.7% over 2019. In October 2020, it was rated as a national model city (county) for mutual support.