The Whitewind Company Bombardier Global 5500 N778CH for the DJC model.
These are textures only.
The DJC Global 5000 model is required.
It can be found at https://library.avsim.net/download.php?DLID=152576
The converted P3Dv4 model can be found here:
https://www.alpha-india.net/forums/index.php?topic=25850.msg259017#msg259017
Flightplans available here: https://aibizjetproject.wordpress.com/tag/the-whitewind-company/