Tongzhou District, under the Beijing Municipality, is the deputy center of Beijing and the seat of the Beijing Municipal People's Government. It is located between 39°36′-40°02′ N latitude and 116°32′-116°56′ E longitude, in the southeastern part of Beijing, the northern end of the Beijing-Hangzhou Grand Canal, and the alluvial flood plains of the Yongding River and the Chaobai River; it is bordered on the west by Chaoyang District and Daxing District, on the north by Shunyi District, and on the east by the Chaobai River, and on the east by the city of Sanhe in Hebei Province, Dafang Hui Autonomous County and Xianghe County, and borders with Wuqing District of Tianjin and Langfang City of Hebei Province in the south. It has a total area of 907 square kilometers. As of June 2023, Tongzhou District has 11 streets, 10 towns, and 1 ethnic township under its jurisdiction.In 2022, Tongzhou District had a resident population of 1,843,000 people and a household population of 849,000 people. Tongzhou District has a long history, as early as in the Neolithic period, there were human activities in the territory. It was founded in the early Han Dynasty, and later renamed Tonglu Ting, Lu County, Tongzhou and Tong County. in December 1948, Tong County was liberated and divided into Tong County and Tongzhou City. in March 1958, the county and city were transferred to Beijing from Hebei Province and merged into Tongzhou District of Beijing. 1960, Tong County was renamed Tong County again, and in April 1997, Tong County was abolished and Tongzhou District was established. Tongzhou has traditionally been a major transportation route in the eastern part of Beijing, and an important place for transportation and storage. The transportation and storage of water and land to Beijing must pass through this place, which promoted the prosperity and prosperity of Tongzhou's economy. Tongzhou is known as "One Beijing, Two Tianjin, Three Tongzhou". In 2022, Tongzhou District realized a GDP of 125.34 billion yuan, an increase of 2.8% over the previous year. Among them, the added value of primary industry is 1.34 billion yuan, the added value of secondary industry is 46.67 billion yuan; the added value of tertiary industry is 77.33 billion yuan, and the structure of the three industries is 1.1:37.2:61.7.