one of the three ethnic minority autonomous regions, was established in 1958, which is located in the east of Inner Mongolia Autonomous Region, the west of Daxing'anling, and the southeastern of Hulunbeir prairie. The region consisted of 4 towns, 1 township and 5 sumus, including 44 villages and 15 communities. The capital is located in Bayan Tuohai Town. The total population is 144,000, with Ewenki 11193 people, 7.8% of the total population.

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Ewenki is covered by grassland and forest, with total land area of 19111 kilometres.