The Jinjing line (Chinese: 津静线; pinyin: Jīnjìngxiàn), also known as Jinghai Suburban railway, is a 13.4 km long suburban rail line in southwestern Tianjin.

[1] Construction of Jinjing line started on 11 February 2021.

[2] Test run started on 5 June 2024.

[3] The line is opened for service on 28 September 2024.

[4]