| Construction scope |
· 1st phase section : Gangnam station - Jeongja station
- Total Length : 18.47km (6 stations)
- Work Scope of Hyundai Rotem : 72 EMUs, signaling system |
 2nd phase section : Gangnam station
- Yongsan station
- Total Length: 6.8km
(6 stations)
Extension Line :
Jeongja station
- Suwon Homaesil
- Total Length: 23km
(10 stations, 1 depot) |
