The invention discloses an intelligent transport inspection system for relay protection. The system comprises a mobile base station, wherein the mobile base station is connected with a server, a mobile terminal and a management workstation through wireless signals; the mobile terminal is connected with an electronic tag cabinet through a wireless signal; and the electronic tag cabinet comprises acabinet body. The system has the advantages that relay tags are arranged on connection ropes, and the connection ropes are connected with connection sleeves, so that the connection and disconnection between the connection ropes and the connection sleeves are convenient; and as the relay tags are arranged on the connection ropes, the relay tags are convenient to mount and change and residual glue lines do not need to be cleaned. According to the system, the relay tags are convenient to separately store. The system furthermore has the advantages of being concise and compact in structure, low inmanufacture cost and simple and convenient to use.