Yunzhou, a town about 16km NNE of Chicheng, Hebei, China. Chicheng, or Ch’ih-ch’eng, Hebei, China, is a city formerly in the far southeast of Chahar province ( Postal map spelling: Hopeh) is a northern province of the People's Republic of China. China ( Wade-Giles ( Mandarin) Chung¹kuo² is a cultural region, an ancient Civilization, and depending on perspective a National It was formerly in the far southeast of Chahar province. Administration and history Chahar is a tribal group of the Mongols.