No, you cannot create a coordinate system using the transforms. You have to have a SolidWorks entities. You need to call the MathTransform::GetData2 to find the axes directions and the origin and create a 3D Sketch with those entities, make a selection and insert the coordinate system.
Regards, Artem Taturevych | Snr. Developer | IC3D ANZ
IC3DSteel – New Steel Solution for SolidWorks
translationXpert – SolidWorks files language translator
Artem, Thank you very much I got it work!