DUSSELDORF—  Drupa the industries lagest printing show has moved it's dates for 2020 by on week. The new dates are Tuesday  June 16 to Friday ,June 26, 2020. The original dates were one week later. Drupa at one point was going over to a 3 year cycle than switched back to a 4 year cycle. The recent change was made because of some conflict with some European holidays . The new dates put Drupa all with in June.