A method and system for providing product information, which can retrieve an advertising shopping mall that has suggested a bidding price for an upper display area, and can sort product information of the retrieved advertising shopping mall according to a predetermined standard, and display the sorted product information in the upper display area and also can sort product information according to various types of standards, such as a popularity, a sales volume, and the like, and display the sorted product information in a remaining area excluding the upper display area, when sorting and displaying product information on a product search result page.