With the purposes of supplying geographical information service by recent Internet technology, Web GIS is one of the main methods. Web GIS offers geographical or map service openly to satisfy certain target comparison, group’s decision-making or general public needs through the interface of intranet or Internet. Considering that most of the geographical data are open only to certain department, Google Maps API is one of the open interfaces to make better use of national geographical data. This article is based on the setting up a website on real estate management for better users’ interface to maps, and further discusses the recent studies on Web GIS. |