Dongjing
Dongjing may refer to:

Eastern Capital (東京)
Luoyang, eastern capital of Sui and Tang dynasties
Kaifeng, eastern and main capital of the Northern Song dynasty
Shangjing Longquanfu, or Dongjing
Tonkin, Vietnam
Tokyo, Japan

Other uses
Dongjing, Changsha (洞井街道), a subdistrict of Yuhua District, Changsha, Hunan province
Dongjing, Shanghai (洞泾镇), a town of Songjiang District, Shanghai
Dongjing Station (洞泾站), on Shanghai Metro Line 9
Dongjing (music) (洞经音乐), Chinese ritual music

See also
Dongjin (disambiguation)