<p>Equip a tape supplier with RF tag 81 with the supplier ID memorized; and equip a feeder main body with reader 82 for reading the supplier ID from RF tag 81 of the tape supplier attached to the feeder main body. Use the signal for the supplier ID read by reader 82 of the feeder main body reading the supplier ID from RF tag 81 of the tape supplier as the confirmation signal for the attachment of the tape supplier as well. Memorize the feeder main body ID in memory 86 of the feeder main body and send the feeder main body ID read from memory 86 and the supplier ID read by reader 82 to the electronic component mounter on which the feeder main body is attached.</p>