The Taiyuan southwest ring line () is a twin-track electrified railway line in Taiyuan, Shanxi, China.
History Construction of the line was discussed as early as 2008. The line opened on 11 December 2019.
Route The line is long and has three tunnels with a combined length of over . The line allows freight services to bypass Taiyuan and Taiyuan South stations and avoid central Taiyuan. It also connects freight stations including railway station.
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