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.

DZ008.13

Country / Post Algeria
Date of Issue 16 April 2013
Primary theme National symbols (Flags)
Geography & Meteorology (Maps & Cartography)
Subject 50th Anniversary of the Establishment of the First Chinese Medical Team in Algeria and Africa
Width 30.0 mm
Height 40.0 mm
Denomination 50.00 DZD
Number in set 2 (show set)
Layout/Format miniature sheet of 1
Perforations 14 by 14
Stamp issuing authority Algerie Poste
Printer Imprimerie Banque Centrale d'Algerie