[{"text":"entrance and exit areas","link":"\/exponatec-cologne-exhibitors\/list-of-exhibitors\/?fw_goto=aussteller\/index&&tab=1&haupt=008","children":{"008001":{"text":"Visitor admission systems, ticket systems","link":"\/exponatec-cologne-exhibitors\/list-of-exhibitors\/?fw_goto=aussteller\/index&&tab=1&haupt=008","children":null},"008002":{"text":"Ticketing systems and facilities","link":"\/exponatec-cologne-exhibitors\/list-of-exhibitors\/?fw_goto=aussteller\/index&&tab=1&haupt=008","children":null},"008004":{"text":"Equipment for electronic visitor research","link":"\/exponatec-cologne-exhibitors\/list-of-exhibitors\/?fw_goto=aussteller\/index&&tab=1&haupt=008","children":null},"008005":{"text":"Online-Ticketing","link":"\/exponatec-cologne-exhibitors\/list-of-exhibitors\/?fw_goto=aussteller\/index&&tab=1&haupt=008","children":null}}}]