Have you been in contact with these suppliers?Link hidden: Login to viewLink hidden: Login to view
Contact them directly as the prices on their websites are usually retail price. Wholesale pricing usually works on volume buying. A wholesaler supplier won't be able to give you an accurate price until they actually know what sort of volume you want to purchase. Most wholesalers will have a set structure in place, pricing per unit type of thing, but not all do.
Hope this helps. :)