The utility model provides a be suitable for RFID read write line installing support of installing on engine flow direction of packaging line, including the bottom plate and with the perpendicular backplate of connecting of bottom plate, offer the mounting hole that is used for installing the RFID read write line on the backplate the backplate still be provided with around with perpendicular first baffle and the second baffle of connecting of bottom plate, first baffle perpendicular to the backplate, the second baffle is on a parallel with the backplate, the second baffle with have between the backplate and be used for holding the first interval of RFID read write line, the second baffle with first baffle is perpendicular and have between the two and be used for exposing the second interval of RFID read write line, the utility model provides a when the installing support can RFID read write line easy to assemble, can also provide the protection to the RFID read write line and shield with interfering signal, the practicality is very high.