Hello, free modeling can import CAD's DWG files and SketchUp's skp files;

Specific requirements are as follows:

1. The size of the CAD file should be within 5M, and the skp is limited to within 10M;

2. The number of CAD line segments is limited to within 4000, and the skp is limited to within 10000;

3. The space size in the file should be smaller than our software tool;

4. When importing and finding unclosed graphics, first check if the source file is unclosed, and then perform the scatter operation on the graphics;

5. Complex arc graphics are not supported temporarily.