You need to use Adobe Illustrator, you can download it as 30-days trial from Adobe official site.

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STEP 1: Select file to convert
Click on "Browse" button ...
STEP 2: Select format to convert to
Select extension that you ... to convert to and click "Convert" button. Wait until converting is ...

The problem is that CDR is a Corel Draw vector file ... if you want it in CDR format with editable elements. You ... you can save it in CDR format.
[1]: http://adobe-illustrator.software ...
