Sorry It's EXPORT SKP!

So In SKetchUp export as OBJ format without Texture ( some free Plugins by Tig or Thomthom)

Then reload it inside Moi by the plugin _ImportObj by Max Smirnov
https://moi3d.com/download/scripts/max/ImportObj.v.1.5.2015.09.10.zip
and Escape as soon as your OBJ object it's reloaded !

You must have the geometric wire..