Jialichuang EDA exports packaging files to Cadence and exports pad files#
We open the page of the required packaging from the Jialichuang Mall, click Export -> Altium Designer..., check "I am aware and agree", continue exporting, click Export Altium Designer

After obtaining the AD file, double-click to open it
Click File -> Save As

Select the file in ASCII format

Click Save.
Open the PCB Editor software and create a new board


Select the file saved in AD ASCII format, check the two boxes, and click Convert

Then export the packaging file, File -> Export -> Libraries

Select the location to save, and then click Export

Find the .dra file of the packaging in the saved location
Modify the file format to the desired format, I usually modify the color of the pins in the packaging to red, the color of the silkscreen to yellow, and the unit to mm,

Check at least the first six items

Modify the grid size

Modify the size of the number one text
Add file reference number REF, add Place_Bound_Top in white
Save the file in the folder where the project is located
Export PAD pads again:
Click Tools -> Padstack -> Modify Design Padstack, modify the pads used in the current design

Double-click on the pad to open the editor

Click Save As and save the pad in the pad path

Repeat the operation until all pads are exported