To cope with the Opening Ceremony of the Philatelic Exhibition of China’s Diplomacy on the Celebration of Macao’s Return to the Motherland, Macao Post announced that a Temporary Post Counter will be set up at The Exhibition Hall of IACM at 09H00 to 17H00 on 17th December 2009 providing the commemorative postmark cancellation service for the “Opening Ceremony of the Philatelic Exhibition of China’s Diplomacy on the Celebration of Macao’s Return to the Motherland”.