track circuit location card relay end as per sample format i specification 1 printing on a4 si ze century board 160 gsm 2 both side printing 3 matter same as per sample format attached 4 format su pply in bundle each bundle contain 100 nos format track circuit location card relay end as per sample format i specification 1 printing on a4 si ze century board 160 gsm 2 both side printing 3 matter same as per sample format attached 4 format su pply in bundle each bundle contain 100