I found Hollow/shell STL file methods( https://support.formlabs.com/entries/38777583-Hollow-Shell-STL-file-methods-) and I printed Porche Cayman S after correction of STL.
Layer Thickness : 25 microns
Model size : 125×56.4×36.8mm
3D printing time : about 20 hours
More photo?
please visit http://v.daum.net/link/53652935