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Hubei or Chu, a province of China •
Hunan or Chu, a province of China •
Chũ, a town and district capital in Bac Giang Province, Vietnam
Rivers •
Chu River (Tributary of Wei River), a river of Ningxiang County, Hunan Province, China •
Chu River (Anhui), a river in Anhui and Jiangsu provinces, in China •
Chu (river), a river in Kyrgyzstan and Kazakhstan •
Nam Sam River or Chu River, a river in eastern Laos and the North Central Coast region of Vietnam •
Lục Nam River or Chũ River, a river in the Northeast region of Vietnam ==Facilities and structures==