Tamsui-6 Line is a line of the Taipei Metro in Taipei and New Taipei, Taiwan. This line is also called the Red Line. The line connects Guangci/Fengtian Temple to Tamsui. You can transfer to the Wenhu Line at Daan, to the Bannan Line at Taipei Main Station, to the Songshan-Xindian Line at Chiang Kai-shek Memorial Hall or Zhongshan, or you can transfer to the Zhonghe-Xinlu Line at Dongmen or Minquan West Road. When Phase 1 of the Wanda-Zhonghe-Shulin Line (Light Green Line) is completed in 2027, passengers will be able to transfer to the Wanda-Zhonghe-Shulin Line at Chiang Kai-shek Memorial Hall metro station. When Phase 2 & 3 of the Circular Line opens, transfers to the Circular Line can be made at Shilin and Xiangshan.
The line currently consists of 30 stations with station codes from R01 to R29. Station R22A (Xinbeitou) is located on the branch line from R22 (Beitou.)