EasyEDA Professional Edition does not support direct import of Pulsonix format files. But you can use other EDA tools to convert it once and then import it.
Download and install Pulsonix and open it.
On the top menu - File - Data Transfer.
Select the design file to import:
Select the DesignSpark file:
Set the directory where the file needs to be imported, and the directory where the output file is located, and then convert:
After importing, in the top file menu - file - save as, select PADS format to save.
Select the PADS file type in Jiali Chuang EDA to import it.