In 1999 CSR Ziyang built two passenger locos also called DF4C. They have an A1A-A1A wheel arrangement and capable to run at 160km/h.
In 2000 DLoco built DF11 3001 with 170km/h and 3820kW
DLoco has built DF8B 3000 series with 100km/h and 3820kW
CSR Ziyang has built DF8B 5672 with 120km/h and 4800kW, made it the most powerful single-engine diesel loco in the world (originally DF8DJ)
now it has been converted to an LNG loco and repainted