Claim: Ziyang District in Hunan Province, China had a permanent resident population of 421,000 as of 2015.
Evidence: Ziyang District (simplified Chinese: 资阳区; traditional Chinese: 資陽區; pinyin: Zīyáng Qū) is one of two districts in Yiyang City, Hunan Province, China. Ziyang District covers an area of 571.8 km (220.8 sq mi), as of 2015, it had a permanent resident population of 421,000.