# Data Conversion
# stp242 Import/Export
The STEP AP242 file exported from CrownCAD can be re-imported into CrownCAD or opened using NX, and it also supports reading MBD annotations from the original model.



# NX PMI Reading
Support reading all PMI annotations from NX models.


# Automatic Conversion
When importing an assembly zip package, automatic conversion is supported.

After checking the "Auto-convert imported files" option in the settings, all documents in the compressed package will be automatically extracted and converted.