Oroqen Autonomous Banner (Mongolian: ; simplified Chinese: 鄂伦春自治旗; pinyin: Èlúnchūn Zìzhìqí) is an autonomous banner that lies directly south of the urban district of Hailar in the prefecture-level city of Hulunbuir. It covers an area  of . , there were 223,752 inhabitants with a population density of 4.84 inhabitants per km². Its capital is the town of Alihe (阿里河镇). It includes Ganhe (甘河), Dayangshu (大杨树), Jiwen (吉文) but excludes the Jiagedaqi  and Songling Districts.