Display Percentage(%) label in Opencart

In opencart, if you add a special price. It will show old price with new price. But many people wants to show how many percentage discount is there. You can do this by "Display Label in Special Products" extension.

You can find this extension from following link

http://www.opencart.com/index.php?route=extension/extension/info&extension_id=20683&filter_search=promotion%20label

You use this extension you have to install VQMOD in opencart. Otherwise it will not work.