All three classes are very closely related 3250hp Co-Co diesel-electrics, often lumped together as DF4s It would not be an exaggeration to say that the DF4 dieselised China. Well over 4000 were built from 1969 to the mid 1990s. DF4s are becoming rare in main line service but some continue on industrial lines.
- 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
- SY Class 2-8-2
- 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
- DF4D, DF4DD Class
- DF11 Class
- SS4, SS4G Class
- DF4C Class
- DF8B Class
- BJ Class
- DF7G 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