A movie ticket vending system, a hand-held electronic device and a method thereof. The movie ticket vending system includes a server and a handheld electronic device. A plurality of pieces of picture information and a plurality of pieces of service information are stored in the server. The handheld electronic device comprises a camera module, a transmitting module, a processing module and a positioning navigation module. The camera module captures a poster image. The transmitting module uploads the poster image to the server and the server compares the poster image with the plurality of pieces of picture information. The transmission module receives information corresponding to the poster image. The processing module receives a confirm signal to generate a navigation signal corresponding to the service information received by the transmission module. The GPS module generates a navigation route to guide a user to the cinema showing the corresponding movie.