Shuangcheng District is subordinate to Harbin City, Heilongjiang Province, located in the southwest of Harbin City, Heilongjiang Province, located in the hinterland of the Songnen Plain, the south bank of the Songhua River, the terrain is high in the east and low in the west, with the geographic coordinates of longitude 125 ° 41 ′ to 126 ° 42 ′, latitude 45 ° 08 ′ to 45 ° 43 ′, and a total area of 3,112 square kilometers. According to the seventh census data, as of zero hour on November 1, 2020, the resident population of Shuangcheng District was 633,880 people. Shuangcheng District is a sub-district of Harbin City, which was approved by the State Council in May 2014 to withdraw the city and set up a district. The Beijing-Harbin Railway, Labin Railway and the four highways of Tongsan, Beijing-Harbin, Haqian, and HaDa, as well as the main channel of Songhua River pass through the city, which is 40 kilometers away from the central city of Harbin and 30 kilometers away from the Harbin Taiping International Airport. Tourist attractions include Chengxulou, Kuixinglou, Guanyin Temple, and Shuang Castle Railway Station. In October 2018, it was awarded the National Pilot Zone for Integrated Development of Rural One, Two, Three Industries, and in 2019, it was listed as one of the second batch of National Agricultural Product Quality Safety Counties. 2020, Shuangcheng District will realize a GDP of 23.98 billion yuan, an increase of 10% compared with the end of the Twelfth Five-Year Plan period.