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.

HK025.14

Country / Post Hong Kong (PRC)
Date of Issue 27 March 2014
Primary theme Meteorology
Subject Weather Phenomena
Width 35.0 mm
Height 35.0 mm
Denomination 3.10 HKD
Number in set 8 (show set)
Layout/Format sheet of 25
Perforations 13.75 by 13.75
Stamp issuing authority Hongkong Post
Printer Joh Enschedé BV, the Netherlands
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