This disclosure discloses an RFID tag supplying apparatus that supplies a substantially sheet-like antenna base on which an RFID circuit element provided with an IC circuit part that stores information and an antenna that transmits and receives information is disposed between a first tape and a second tape that are fed to a predetermined bonding position to be mutually bonded, comprising: a tape processing device that makes a tape orderly on said antenna base to prevent the generation of parts out of order in a tag tape including said first tape and said second tape.