Line 4 Info
- Network Tianjin Metro
- Operation Started 2021
- Total Length 19.4 km
- Total Stations 14
Terminals
From
Dongnanjiao
To
Xinxingcun
Line 4 Overview
Line 4 is one of Tianjin's new metro lines. Its first southern section opened in December 2021 between Dongnanjiao and Xinxingcun, and the northern section (Xiaoji and Xizhan) began operation on July 8, 2025. The line is 43 kilometers long and has approximately 32 stations. It interchanges with Line 1, Line 2, Line 3, Line 5, and Line 6.
Tianjin Metro Map 2026
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Other Lines in Tianjin Metro
Frequently Asked Questions — Line 4
Line 4 has 14 stations on the Tianjin Metro network.
Line 4 runs between Dongnanjiao and Xinxingcun.
Line 4 is approximately 19.4 km long.
Line 4 opened in 2021.
Line 4 is a Metro line operated under Tianjin Metro.
Line 4 is part of the Tianjin Metro transit network.