in module "Jshopping Bestseller Products 4.0.3" is not possible to display more than 1 product per row. Even you set other number in module settings. See attached image. It was tested with several templates (e.g. Protostar, and Beez3) and there was every time only 1 product pre row.
Please fix this bug.
Example with standard joomla (Protostar) template: