File transmission system, file transmission method, man-machine interaction method and robot

The invention is suitable for the technical field of data transmission, and provides a file transmission system, a file transmission method, a man-machine interaction method and a robot, the file transmission system comprises a first server side and a target side; the first server is used for acquiring a first method and/or a first interface capable of determining first equipment information, and determining the first equipment information according to the acquired first method and/or the first interface; the target end is used for acquiring second equipment information; the first server side is used for establishing point-to-point connection with the target side and acquiring the second equipment information through the point-to-point connection; the target end is used for acquiring the first equipment information through the point-to-point connection; the first server side and the target side are used for establishing the WebRTC connection according to the first equipment information and the second equipmen