Fanin Kardan, wanda ake kira shi kuma fanin kupa, shi ne abu na farko da aka rubuta da aka cuta ta hanyar die-cut wanda ake amfani da shi don samun kupa na kardan da kabo na abinci. Ya ba mu tsawon rigidity, ƙwararren surface, da kuma yadda ya zama mafi kyau don rubutu, wanda ke taimaka wajen samun kupa da kabo a matsayin mafi kyau, mafi ƙarfi don production efficiency, da kuma kabo na gaba daya da yawa da yawa da shapes da sizes da za a iya saita su.
