The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.


Country / Post Macao, China
Date of Issue 12 April 2018
Primary theme Geography & Meteorology (Seas, lakes & rivers)
Subject Mainland Scenery VII
Width 40.0 mm
Height 30.0 mm
Denomination 12.00 MOP
Number in set 1
Layout/Format miniature sheet of 1
Perforations 13.5 by 13.5
Stamp issuing authority Macao Post
Printer Sprintpak Australia
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