| Line 4 | |
|---|---|
| 4 | |
| Overview | |
| Native name | 合肥轨道交通4号线 |
| Status | Operational |
| Locale | Hefei, Anhui, China |
| Termini | |
| Stations | 39 |
| Service | |
| Type | Rapid transit |
| System | Hefei Metro |
| History | |
| Opened | 26 December 2021 |
| Technical | |
| Line length | 55.4 km (34.4 mi) |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) |
Hefei Metro Line 4 is a metro line in Hefei, Anhui, China, which opened on 26 December 2021.