[{"text":"Equipment and systems for professional education","link":"\/didacta-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=007","children":{"007012":{"text":"Metalltechnik","link":"\/didacta-exhibitors\/list-of-exhibitors\/?route=aussteller\/index&&tab=1&haupt=007","children":null}}}]