Abstract: We researched and developed a smart map navigation system on mobile devices,which can provide support and help for self driving tours and other personalized tourist groups.The system uses Eclipse and Android SDK deve-lopment kit, through the introduction of Java language and BAIDU map API,while adding KEDAXUNFEI voice support users can directly input text through voice,quick access to basic map provided by BAIDU Inc,and finally perform keyword search,user location,perimeter search,precise positioning,specify the location of the longitude query,route planning and other functions.Based on the project “Jilin Deng Xiao ping Square” researching,it is proved that the system has fast response speed and high security,and it can meet the needs of personalized tourism users.

Key words: Map navigation,BAIDU map API,POI location service,Java language