Dengzhou City, directly administered by Henan Province and entrusted by Nanyang City, is the regional central city of Danjiangkou Reservoir Area determined by the State Council. It is located in the southwest of Henan Province, between 32 ° 22 ′ - 32 ° 59 ′ north latitude and 111 ° 37 ′ - 111 ° 20 ′ east longitude, with a total area of 2369 square kilometers. Dengzhou has a subtropical monsoon continental climate. As of June 2020, Dengzhou has jurisdiction over 3 streets, 21 towns and 3 townships, and the municipal government is located in Huazhou Street. According to the data of the seventh census, as of 0:00 on November 1, 2020, the permanent population of Dengzhou is 1247807.

Zhongkang, the third emperor of the Xia Dynasty, granted his son Deng, and the State of Deng began to exist. Deng County was established in Qin Dynasty, and Dengzhou was changed in Sui Dynasty. In the second year of the Republic of China (1913), Dengzhou was changed into Dengxian County, which belongs to South Henan Road. On November 17, 1988, with the approval of the State Council of China, Deng County was abolished and Dengzhou City (county-level city) was established, which was entrusted by Nanyang. In 2011, it was identified by the provincial government as one of the ten counties and cities directly under the provincial government. Jiaozhi Railway, Erguang Expressway, Deng Neijiang Expressway, 207 National Highway, three provincial highways, Zhengzhou Wanzhou High speed Railway, and Inner Mongolia China Railway pass through the city. In July 2019, Dengzhou successfully applied for the second batch of national rural industry integration development demonstration parks. There are many tourist attractions in the city, such as Huazhou Academy, West Mosque and Crescent Pool. In October 2020, it was rated as the National Model City (County) for Double Support.

In 2020, the GDP of Dengzhou City will reach 42.956 billion yuan, a decrease of 0.9% over the previous year at constant prices; Among them, the added value of the primary industry was 9.354 billion yuan, a year-on-year increase of 2.1%, the added value of the secondary industry was 12.223 billion yuan, a year-on-year decrease of 5.3%, and the added value of the tertiary industry was 21.380 billion yuan, a year-on-year increase of 1.5%.