A system of electronic tag has developed for integrated processing by utilizing RFID technology, which comprises a reader for collecting information, processor for processing success failure, unsure state of instruction, and a terminal for submitting transaction and receiving the result of transaction to identify. A dynamic component and a rewritten URL may be requested and a static component may be requested, which may be updated. In certain embodiments of the present invention, for example, users are grouped according to criteria which may be indirectly related to interference but are nevertheless different from interference. The first image pickup section obtains an active area image data from an active area image. The posts may or may not extend completely through the holes formed in the helmet.