广州地铁21号线是广州地铁的重要线路，全长61.6公里，贯穿天河区、黄埔区和增城区，设有21座车站。该线路自2018年底开通以来，极大地便利了市民出行，成为广州市东部交通的大动脉。深蓝色的列车穿梭于城市之间，为广州的经济发展注入新的活力。因为某些特殊的原因导致了本网站无法跳转至线路库，请手动前往线路库或GFMSC的官方QQ群进行下载。

Guangzhou Metro Line 21 is an important line of the Guangzhou Metro system, with a total length of 61.6 kilometers, traversing Tianhe, Huangpu, and Zengcheng districts, and featuring 21 stations. Since its opening at the end of 2018, it has greatly facilitated citizens' travel, serving as a major artery for transportation in the eastern part of Guangzhou. Deep blue trains shuttle between cities, injecting new vitality into Guangzhou's economic development. Due to certain special reasons, this website is unable to redirect to the line library. Please manually download from the official QQ group of the line library or Guangfo Metro Simulator Center.