For letters and parcels sent by post:

MCH Swiss Exhibition (Basel) Ltd.
name of the exhibitior (main exhibitor)
hall / stand number
WORLDDIDAC Basel 2008
Messeplatz
CH-4005 Basel

For large deliveries sent by haulage contractor:

MCH Swiss Exhibition (Basel) Ltd.
name of the exhibitior (main exhibitor)
hall / stand number
WORLDDIDAC Basel 2008
CH-4058 Basel