The DF7G is a Co-Co diesel electric designed for heavy shunting and trip work and uses a 12-cylinder version of the engine used in the DF4 series, making it considerably more powerful than the similar looking DF5. Locos are in service with the national railways and various industrial users.
- YJ Class 2-6-2
- SY Class 2-8-2
- JS Class 2-8-2
- GJ Class 0-6-0T
- SL6 Class 4-6-2
- KD6 Class 2-8-0
- QJ Class 2-10-2
- GKD1, GKD1A Class
- JF Class 2-8-2
- DF7, DF7B/C/D/F Class
- XK13 Class 0-6-0T
- C2 Class NG 0-8-0
- SS9, SS9G Class
- RM Class 4-6-2
- DFH3 Class
- ET7 Class 0-8-0T
- DF4, DF4A, DF4B Class
- DF4D, DF4DD Class
- DF11 Class
- SS4, SS4G Class
- DF4C Class
- DF8B Class
- BJ Class
- DF5, DF5B, DF5D Class
- HXD3B/3C/3D Class
- DF8 Class
- Narrow Gauge Electrics
- NYJ1, NZJ1, NZJ2 Class
- EL1 & EL2 Class
- ED85 Class
- ZG100 & ZG150 Class
- 37E Class
- SS3, SS3B Class