Line 21 (Guangzhou Metro)
Line 21 of the Guangzhou Metro is a rapid transit rail line in Guangzhou.
Line 21 is an express suburban metro line along with Line 14. Both lines were envisioned to connect and promote development in the northeast regions of Guangzhou. Line 21's unique role means that it has many design features that make it different from other Guangzhou metro lines. For example, several stations have passing loops to allow for express and local stopping patterns and trains reach a maximum service speed of. These considerations allow for passengers to travel from outer Guangzhou to the city center in one hour. Line 21 runs from in Tianhe to in Zengcheng. The line is about long. The line has of underground sections, of mountain base tunneling and on viaducts. The line has a total of 20 stations, of which 16 are underground and 4 are elevated.
The eastern section of Line 21 opened on 28 December 2018 and the western section opened on 20 December 2019.
Since 2 October 2024, the section from Tianhe Park to Yuancun was removed from Line 21, and after renovation was completed, it was transferred to Line 11. Cross platform transfer has been provided at Tianhe Park station since 28 December 2024.
Train service
There are 2 types of train services offered on Line 21:- —
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