Changji Hui Autonomous Prefecture, referred to as "Changji Prefecture", is an autonomous prefecture under the jurisdiction of Xinjiang Uygur Autonomous Region, with its capital in changji city. Located at the northern foot of Tianshan Mountain and the southeast edge of Junggar Basin, the terrain is high in the south and low in the north, and inclines from southeast to northwest. It belongs to temperate zone and has a typical continental arid climate. With a total area of 73,900 square kilometers, it governs 2 county-level cities, 4 counties and 1 autonomous county. According to the data of the seventh census, as of 0: 00 1 1 on June 2020, the resident population of Changji Hui Autonomous Prefecture was 16 13585.

"Changji" was originally a transliteration of "Yangji", originally a Turkic language, meaning "new". The name "Yangji Bali" (meaning New Town) was recorded as early as in the appendices of The Grand Dictionary of Turkic Language and Yuan History, Geography and Northwest China. The name of "Changji" evolved from the names of Zhang Bao, Yangji Bali, Changdu thorn or Changbali. According to Yuewei Caotang Notes or Records of Waterways in Western Regions, Changji's name is Junggar (Mongolian), which is a transliteration of "Changpu". It was originally the name of a river.

Changji Hui Autonomous Prefecture in Xinjiang used to be the only way for the New North Line of the ancient Silk Road to lead to Central Asia and Europe. Since ancient times, it has been the throat of the western regions and the barrier of northern Xinjiang, and it is an important part of the core area of Xinjiang in the Silk Road Economic Belt. Northern Xinjiang Railway, 3 12 National Highway, 2 16 National Highway, 1 15 Provincial Highway and Tuwu High-grade Highway run through the whole territory. At the same time, Changji Prefecture is also a pilot city for small and medium-sized enterprises to promote intellectual property strategy.

In 20 18, Changji Hui Autonomous Prefecture achieved a regional GDP of1367.3 billion yuan, an increase of 5. 1% over the previous year at comparable prices? [4]? . In 2020, Changji Hui Autonomous Prefecture will achieve a regional GDP of138.725 billion yuan, an increase of 5.3% over 20 19 years.