With the growing popularity of internet technology and ecommerce commodity .Image retrieval technology has been more and more popular. In order to search the commodity image efficiently and quickly which the buyers interested in. A system of the image retrieval based on Commodity image interest points has been developed using the MATLAB language in this paper. It is tested that the system not only has fast running speed, good stability, And it is proved that the image retrieval system has good effect for Commodity image interest points extraction comparing and analyzing the test result. So the system has a certain popularization value and practical value.