The Jilin Changbai Mountain National Nature Reserve is located in the southeastern part of Jilin Province, People's Republic of China, and borders the Democratic People's Republic of Korea to the southeast. Its geographical coordinates are 127°42′55″ to 128°16′48″ east longitude and 41°41′49″ to 42°25′18″ north latitude. The reserve measures a maximum of 80 km from north to south and up to 42 km from east to west, with a total area of 196,465 hectares. Its main protection targets are temperate forest ecosystems, natural historical relics, and rare and endangered flora and fauna.
In 1960, the Changbai Mountain Reserve was established. In 1986, it was upgraded to a national-level nature reserve. It belongs to the forest ecosystem type within the natural ecosystem category. In December 2022, it was included in the International Union for Conservation of Nature (IUCN) Green List of Protected and Conserved Areas.
On November 30, 2023, the National Forestry and Grassland Administration released the "List of Important Habitats for Terrestrial Wildlife (First Batch)," and the Jilin Antu Changbai Mountain Important Habitat for Mammals, Birds, and Insects was included.