Chifeng (Chinese: 赤峰市), also known as Ulankhad (Mongolian: ᠤᠯᠠᠭᠠᠨᠬᠠᠳᠠ ᠬᠣᠲᠠ (Улаанхад хот) Ulaɣanqada qota [ʊlaːnxad xɔt], "red cliff"), is a prefecture-level city in southeastern Inner Mongolia, People's Republic of China. It borders Xilin Gol League to the north and west, Tongliao to the northeast, Chaoyang (Liaoning) to the southeast, and Chengde (Hebei) to the south.
The city has a total administrative area of 90,275 square kilometres (34,855 sq mi) and has a population of 4,341,245 inhabitants. As of the 2010 census, 1,094,970 of those residents reside within in the urban districts of Hongshan, Yuanbaoshan and Songshan. However, a large part of Songshan is still rural and Yuanbaoshan is a de facto separate town 27 kilometers away from the core district of Chifeng. The city was the administrative center of the defunct Ju Ud League (昭乌达盟; ᠵᠤᠤ ᠤᠳᠠ ᠴᠢᠭᠤᠯᠭᠠᠨ). According to archeological studies, human occupation of the Chifeng area can be traced back at least ten thousand years, and Neolithic cultural history can be traced back nearly eight thousand years. Representative ruins and relics of Hongshan Culture, Grassland Bronze Culture, Khitan Nationality-Liao Culture and Mongolian-Yuan Culture have been discovered in Chifeng. The ruins of an ancient village, named Xinglongwa, are regarded as "the first village of China" by historians.