Claim: Yunyang District is a 3,863 km² district of the prefecture-level city of Shiyan in northwestern Guangzhou Province, China that was formerly known as Yun County or Yunxian,
Evidence: Yunyang District (simplified Chinese: ; traditional Chinese: ; pinyin: Yúnyáng Qū), formerly Yun County or Yunxian (simplified Chinese: 郧县; traditional Chinese: 鄖縣; pinyin: Yún Xiàn), is a district of the prefecture-level city of Shiyan in northwestern Hubei Province, China.