Currently, this feature is not working correctly. We are working on to fix all issues.
When your factory has a large open space outside the building, we can calculate rough position only with GPS satellites. To do this, we need to set at least 3 positions in the portal that correspond with the longitude and latitude in real life.
Currently, this process is really complicated to correctly set up and we are working on it to ensure a simpler usage and setup.
Icon by www.wishforge.games.