A container box is provided to carry goods. The container box comprises a body and the metal sheet applied to the body. The body accommodates the goods therein and comprises a plate member forming part of the body. The plate member has a tag mounting portion thereon and an RFID (radio frequency identification) tag is applied to the tag mounting portion for communication on radio waves. The metal sheet is arranged inside the plate member in a direction along which the radio waves are transmitted and received. The metal sheet is for blocking the radio waves from being transmitted inside the body.

 
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