AmzCart - Checks the quantity of goods from each seller / Listing Sales

The extensions constantly check how many products each seller actually has on the listing, and there is a date, you can see at what time and how many products each seller had. You can find out the exact number of items sold from each seller on the listing. There are no new extensions for all products, the extension constantly scans listings and checks carts, new listings will be added and data for the listing. Extensions work on the site - Amazon.com