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.

CN084.11

Country / Post China (People's Rep)
Date of Issue 10 October 2011
Primary theme Military (Military events)
Subject Centenary of the 1911 Revolution
Width 50.0 mm
Height 30.0 mm
Denomination 1.20 CNY
Number in set 3 (show set)
Layout/Format sheet of 15, 8
Perforations 13 by 13
Stamp issuing authority State Post Bureau China National Philatelic Corporation
Printer Beijing Postage Stamp Printing House