The policy systems of geological information services in main developed countries and its characteristics;

The geological information services based Internet and information technology can provide timely,effective,integrated and authoritative geoscience information and have been included in the strategic plan of national geological survey agencies of various countries.

Research on framework and key techniques of distributed mobile geographic information service;

Building geographic information service based on ArcGIS server;

Study on the electronic government oriented geographic information service system——A case study on digital Fujian;

The possible impact on geographical information service is discussed in the end of the paper.

The connotation,model structure and main features of SOA were analyzed firstly,then the basic frame and service process of geographical information service based on SOA were proposed,and finally taken the Yellow River\'s Basic Information System as an example,the strategies,methods and effects of the geographical information service based on SOA have been verified.