Claim: Chengbu, covers 1,022 square miles in Shaoyang, Hunan in the People's Republic of China and as of 2017, has a population of 292,033.
Evidence: Chengbu Miao Autonomous County (simplified Chinese: 城步苗族自治县; traditional Chinese: 城步苗族自治縣; pinyin: Chéngbù Miáozú Zìzhìxiàn; usually referred to as "Chengbu County", commonly abbreviated as "Chengbu", simplified Chinese: 城步县; traditional Chinese: 城步縣; pinyin: Chéngbù Xiàn) is an autonomous county of Miao people in the Province of Hunan, China, it is under the administration of Shaoyang City. Chengbu County covers 2,647 km (1,022 sq mi), as of 2015, it had a registered population of 285,845 and a permanent resident population of 262,245. Shaoyang Hunan People's Republic of China 292,033