Bicycle riding information pushing and broadcasting relay device and pushing and broadcasting method thereof

The invention discloses a bicycle riding information pushing and broadcasting relay device and a pushing and broadcasting method thereof. The pushing and broadcasting relay device comprises a shell, afirst communication unit, an operation interface unit, a second communication unit and a signal transfer unit, wherein the operation interface unit is arranged on the shell and is operated to generate an operation instruction; the first communication unit is in information connection with at least one riding state sensing device so as to receive at least one piece of riding information; the second communication unit can be in information connection with an intelligent device through pairing; and the signal transfer unit is connected with the first communication unit, the second communicationunit and the operation interface unit, and the signal transfer unit pushes and broadcasts the received riding information or operation instruction to the intelligent device through the second communication unit so that the int