Abstract: Over the years，a phenomenon of“slow sale”occured frequently for agricultural products.Some reasons were multi-aspects，one important reason was that there was no real connection between production and sale of agricultural products.Based on a current situation of agricultural product，some agricultural products marketing system was designed and developed，VS2013 was used to development platform and C# was taken as a development language，and SQLServer2008 was used to realize data storage and processing.A system had realized registration，product search，and browsing function for usual users，and login，shopping cart，comment，purchase function for membership.A administrator can be added，and deleted，and modified the products information，and managed the comment and the order，and so on.Realization of this system hadcertain practical value for expanding the sales channels of agricultural products.