modify that file to do this on the product screen?

-- url of the page with the problem -- : tianguisline.com/
-- HikaShop version -- : 2.3.4
-- Joomla version -- : 3.3.6
-- PHP version -- : 5.3.28
-- Browser(s) name and version -- : chrome

I want the discount price and the actual price this one below the other , that file modified to do that?
I made the changes in the browser, but not which is the file to modify

Hi,

The view to edit is "product / listing_price".
hikashop.com/support/support/documentati...ize-the-display.html