Hulunbeier City, Inner Mongolia Autonomous Region, prefecture-level city, located in the northeastern part of the Inner Mongolia Autonomous Region, to the territory of the Hulun Lake and the Bell Lake named, the south and the Xing'an League connected to the east of the Nenjiang River as the border with Heilongjiang Province as a neighbor, the north and the northwest to the Erguna River as the border with Russia, the west and southwest with the border with Mongolia, is the Mongolian Plateau in central Asia part of the distribution of the characteristics of the climate of the Daxing'anling for the demarcation line, the total area of about 253,000 square kilometers. The total area is about 253,000 square kilometers. As of October 2022, the city has a total of 2 city districts, 4 banners, 3 autonomous banners, and 5 county-level cities under its jurisdiction. As of the end of 2022, the city had a resident population of 2,190,700.
On April 30, 1954, the Eastern District Administrative Office was abolished, and the areas under the jurisdiction of the former Xing'an League and Huana League were merged and renamed Hulunbeier League. Hulunbeier City, Binzhou Railway and 301 National Highway through the city, with Hailar, Manzhouli two international airports, has opened to Russia, Mongolia and Beijing, Hohhot, Harbin, Shanghai, Guangzhou and other more than 50 international and domestic flights; foreign and Russia and Mongolia adjacent to China is the only one of the only one of the tri-border city of Russia, China, Mongolia and Manchuria, Heiheitou and other eight state-level ports. Hulunbeier has a long history of humanities and is an important birthplace of hunting and nomadic people in northern China. Hulunbeier City is China's outstanding tourist city, the only grassland tourism focus on the development of the region, the national tourism reform and innovation of the pioneer area, within the territory of the Hulunbeier Prairie is one of the world's four major grasslands and one of the country's tourism twenty scenic spots, has been selected as a national forest city, was elected to China's top ten ice and snow tourism city, selected as the national logistics hub bearing city, and was named the national model city of the double embrace (county).
In 2023, Hulunbeier realized a gross regional product of 159.557 billion yuan, an increase of 6.1%.