Tour Companion is a broadcast APP software that supports internal networks (non-Internet). It can initiate subscription services and receive information to the subscribed tour guide ("tour guide") software. It is a revolutionary application specially designed for travel groups, aiming to provide a seamless communication and interaction platform for tour guides and group members. In this dynamic travel experience, tour guides can instantly share trip information, including attraction introductions, itinerary updates and important notices, ensuring smooth information flow among team members.