As iDesktopX is a 2D and 3D integrated desktop terminal GIS software, SuperMap supports viewing and analyzing lots of different 3D data. Oblique Photography is one of them. These shared PowerPoint slides will show you which oblique photography production software is supported. Also, these shared Powerpoint slides will help you know how to load the oblique photography data in the iDesktopX.
https://drive.google.com/file/d/1eagEBbU1Ev0ljl81lxmu94jQk91P7fVp/view