Cold-chain　logistics　＂information　island＂　and　＂food　security＂　problem,　this　article　through　the　analysis　of　the　connotation　and　the　present　situation　of　cold　chain　logistics　big　data,　fusion　beidou　navigation,　Internet　of　things,　cloud　computing,　big　data,　advanced　information　technology　such　as　mobile　Internet,　establish　a　food　safety　data　management　platform,　through　the　chain　of　logistics　information,　realize　the　logistics　information　fully　traceable,　promote　logistics　information　and　public　service　information　effective　docking,　encourage　regional　and　industry　logistics　information　sharing　platform,　realize　the　connectivity,　fundamentally　solve　the　problem　of　food　safety.