At JoomlaShine.com you can download product files at Customer Area right after successful payment. Here is the quick guide just in case you missed your download.
The first thing is to login to Customer Area from the main menu.
Now locate your order of the product for which to get license key. Click on the order to open it’s content and click button “Download”.
In opened window “Products Files Download” click link “Download file” to get desired files.
Additionally you can read file description by clicking on “[+]” symbol
Visit the Customer Area -> http://www.joomlashine.com/customer-area.html