InSeptember2016,thecontractorfortherenovationofthebordercrossingatChangbaiMountainPortBorderInspectionStationapproachedShandongSeenboomthroughtheofficialwebsite,hopingthatwecoulddevelopasecurityinspectionsystemforthebordercrossingtoensuretheplacementofpeopleandvehiclesenteringandleavingtheborder.