The application of GIS (geographic information system) and webservice in travel information field is an inevitable trend. WebGIS is a type of GIS, integration of these two technologies. This paper provides an overview and information useful for approaching WebGIS. And, the system was described for travel information based on WebGIS. According to the requirements of visitors, a model is created to meet their needs, so the information which displayed on the web can be update. Then, the use of the method was discussed, and some technique were used to analyze data which collect form users. Java Script Object Notation (JSON) was used to transfer the data between server and client. Finally, Custom Personalized Travel System was displayed.