Abstract: A agriculture information integrated service platform is developed according to the rural informatization development, with the purpose of being prosperous and unhindered management. Most functions can be implemented with SMS, WAP, Web, voicein, etc., including information publish, business subscription, clients management, statistical analysis, etc.. This platform is developed based on. NET, including portals, business undertaking management subsystem, ICP(Internet Content Provider) management subsystem and so on. Most key technologies are discussed emphatically, touching upon multiple roles information channel net, information super matching access technology, twodimension information retrieval technology, SMS/MMS gateway interface technology. Application and dissemination of the platform makes clear the informatization that are achieved in agriculture productionsupplymarketing and production are increased.

Key words: agriculture information, .NET, SMS gateway, information matching, information retrieval