Currently the OBJ export feature creates files with 1/100th of inch as scale which isn't avaible for import in ervery programm [e.g. Autodesk Inventor] (if it must be imperial then foot, inch or tau but not 1/100th inch).
            
                        
            
                                    
              
                Electron
                  4.2.10
                Windows
                  10
                                EasyEDA
                  6.4.20.6