Abstract: Based on LBS，in accordance with requirement of real project，uses J2EE relevant technology to construct the server, and designs the running software integrated running into social intercourse based on iOS operation system. Realizes the typical mobile application with mobile terminal as proscenium and Web architecture as background server. Proposes the improved scheme according to real test results. The system architecture and test optimization of the application program have reference to the development of mobile APP.

Key words: LBS, running software, mobile application, development architecture