Abstract: The present invention is adapted to the technical field of communication, and provides a stop announcement system and a method thereof. The stop announcement system comprises: at least one platform beacon disposed on at least one stop site of a transportation means for identifying a position message of the stop site, and sending a message of position change according to the position change of the transportation means relative to the stop site; and at least one stop announcement device disposed on the transportation means for receiving the message of position change and sending a corresponding stop announcement message when the transportation means moves into a range of a preset communication distance of the at least one platform beacon; wherein the stop announcement message at least comprises a prompt message of entering into the stop site and/or a prompt message of stopping on the stop site and/or a prompt message of leaving the stop site.

Abstract: The present invention is adapted to the technical field of communication, and provides a stop announcement system and a method thereof. The stop announcement system comprises: at least one platform beacon disposed on at least one stop site of a transportation means for identifying a position message of the stop site, and sending a message of position change according to the position change of the transportation means relative to the stop site; and at least one stop announcement device disposed on the transportation means for receiving the message of position change and sending a corresponding stop announcement message when the transportation means moves into a range of a preset communication distance of the at least one platform beacon; wherein the stop announcement message at least comprises a prompt message of entering into the stop site and/or a prompt message of stopping on the stop site and/or a prompt message of leaving the stop site.

Abstract: A method for exchanging promotional offers and an exchange system are provided. In an embodiment, the method includes receiving an exchange request of exchanging promotional offers for products. Information about the promotional offers is retrieved. Optionally the values of promotional offers from a variety of sources are converted into a single value and/or currency. In an embodiment, the exchange request is verified. Upon successful verification, the promotional offers are deducted, and the exchange transaction of the products are processed. Optionally other payment methods may be used in combination with the promotional offers and/or when the promotional offers are insufficient for purchasing the product desired.

Abstract: A method and a system for implementing transaction and/or promotional offers are provided. In an embodiment, the method includes testing multiple communication methods and choosing the optimal communication mode to process transactions and/or issuing promotional offers. The communication methods may include short-range communications. In an embodiment, the system detects the presence of mobile terminals in preset region, and may send commercial information, transaction information, and/or invitations. In an embodiment, the system supports mobile payment as well as other payment types.