1. Open revit and create a new family. In the pop-up dialog box, find the "A3 Metric" drawing frame template under the title bar folder.
2. Click the Import CAD command under the Insert tab.
3. Select the corresponding cad file, set the corresponding options, and then click Open.
4. Align it with the boundary of the Revit drawing frame.
5. Click the imported cad and select Decomposition-Complete Decomposition. At this time, it is found that the cad drawing frame has been converted into a line that can be edited in revit.
6. Modify the title bar accordingly and add corresponding labels.
7. You can modify the text by loading it into the project for testing.