than about 5 u03bcm to a cardboard surface 11 in the cardboard roll manufacturing process the cold stamping apparatus 10 includes an offset printing roll 12 for applying to the surface 11 of the cardboard roll a suitable adhesive 13 in a shape corresponding to the auxiliary antenna the apparatus 10 includes a roller 14 for supplying continuous webstock 15 including a conductive film 16 the conductive film 16 is applied to the surface 11 of the cardboard roll by means of a pressing roller 17 and a source 18 of ultra violet uv light for irradiating the film prior to being taken up by a roller 19 pressure applied by roller 17 causes the conductive film 16 to adhere to the adhesive 13 in the shape corresponding to the auxiliary antenna 20 the adhesive is cured via the uv source 18 as webstock 15 is pulled away from surface 11 the conductive film peels away from webstock 15 and the webstock excluding portions corresponding to the peeled antennas is taken up by roller 19 an rfid tag module 21 is then positioned and applied over the auxiliary antenna 20 the carton blank is subsequently punched from the cardboard roll at punching station 22 prior to being embossed with fold lines 28 refer fig1 b folded 29 along the fold lines refer fig1 c and assembled into a carton 30 refer fig1 d fig2 shows one example of webstock 15 including conductive film suitable.