The file is a critical data file used in Pro Evolution Soccer (PES)
If you are looking for information on this file, it is likely due to one of the following scenarios: Dt30-g4.cpk
I can write a solid essay on "Dt30-g4.cpk", but I need to know what you mean by that term — is it: The file is a critical data file used
ANSYS or COMSOL sometimes exports simulation results with .cpk compression. Dt30-g4 could designate “Data Type 30, Grid 4” — a structural analysis result set. Dt30-g4.cpk