Kedong County, located in the northern part of Heilongjiang Province, belongs to Qiqihar City of Heilongjiang Province. Its geographical coordinates are 126°01 '~126°41' east longitude and 47°43 '~48°18' north latitude. The total area of the county is 2083 square kilometers, accounting for 0.5% of the total area of the province and 4.9% of the total area of the city. Kedong County climate is a cold temperate continental monsoon climate, long winter, summer mild and rainy. As of October 2021, Kedong County has jurisdiction over 5 towns and 2 townships. County government in Kedong Town. As of May 2022, the county has a total population of 274,000.

In the Jin Dynasty, Puyu Road was set up here. In 1985, Nenjiang area was merged with Qiqihar City and returned to Qiqihar City. Qibei Railway runs from east to west of Kedong County, and Ha-Hei Highway (National Highway 202) runs from north to south of Kedong County. The second batch of revolutionary cultural relics protection and utilization plots are classified into counties, typical counties of the national agricultural whole industrial chain, and advanced counties of the National Village Cleaning Action in 2021. The main scenic spots are Aihua Forest Farm, Boyu Road ancient city, Erke Mountain, etc.
In 2021, the GDP of Kedong County reached 674.582 million yuan, an increase of 14.9 percent over the previous year based on comparable prices.