Line 4 of the Changsha Metro (Chinese: 长沙地铁四号线; pinyin: Chǎngshā Dìtiě Sì Hào Xiàn) is a rapid transit line in Changsha.

It began trial operations without passengers on 29 December 2018.

[2] The line opened on 26 May 2019 with 25 stations.

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