In order to solve repeat construction, waste of resources and other issues, to meet GIS application rapid customization development of different business units of the Beijing Municipal Bureau of Agriculture, and to achieve implementation agriculture GIS Applications Standard Specification for unified, to finally build agriculture GIS application, middleware technology was introduced into bureau of agriculture of Beijing City general development platform for GIS construction, and embedded object technology and seamless docking technology were made use of to accomplish quick service system between GM and sharing, to avoid duplication of large software development work, raise agriculture to GIS application development efficiency, reduce the cost of development, shorten the development cycle.