Eastern Trunk line
The Eastern Trunk line is a railway line of the Taiwan Railways Administration running along Taiwan's sparsely populated eastern corridor.
The concept "Eastern Line" is a combination of line sections:
| Name | Chinese | Taiwanese | Hakka | Length | Terminus |
| Yilan line | | Gî-lân Soàⁿ | Ngì-làn Sien | | from Badu to Su'ao |
| North-link line | | Pak-hôe Soàⁿ | Pet-fûi Sien | | from Su'aoxin to Hualien |
| Hualien–Taitung line | | Tâi-tang Soàⁿ | Thòi-tûng Sien | | from Hualien to Taitung |
The length of the combined line is.
