地理信息系统公共服务平台建设Abstract:Sharinggeospatialinformationisnotonlytherequirementofinformationsociety,butalsothetechnologydevelopmenttrendofmoderngeographicinformation.Thispaperdiscussesthepurposeandsignificanceofestablishinggeographicinformationpublicserviceplatform,andgivesasystemicintroductiont