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.

All registered stamps issued by China (People's Rep) in 2004

The 2004 issuing programme is not available.
  1. Cn027.04-80
    Wns Number
    CN027.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 01, 2004
    Subject
    The Danxia Mountain
  2. Cn028.04-80
    Wns Number
    CN028.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 01, 2004
    Subject
    The Danxia Mountain
  3. Cn029.04-80
    Wns Number
    CN029.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 01, 2004
    Subject
    The Danxia Mountain
  4. Cn030.04-80
    Wns Number
    CN030.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 01, 2004
    Subject
    The Danxia Mountain
  5. Cn031.04-80
    Wns Number
    CN031.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 04, 2004
    Subject
    20th Anniversary of China's Economic and Technological Development Zones
  6. Cn032.04-80
    Wns Number
    CN032.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 15, 2004
    Subject
    New Look of Hometowns of Overseas Chinese
  7. Cn033.04-80
    Wns Number
    CN033.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 15, 2004
    Subject
    New Look of Hometowns of Overseas Chinese
  8. Cn034.04-80
    Wns Number
    CN034.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 15, 2004
    Subject
    New Look of Hometowns of Overseas Chinese
  9. Cn035.04-80
    Wns Number
    CN035.04
    Country / Post
    China (People's Rep)
    Date of Issue
    May 15, 2004
    Subject
    New Look of Hometowns of Overseas Chinese
  10. Cn036.04-80
    Wns Number
    CN036.04
    Country / Post
    China (People's Rep)
    Date of Issue
    June 01, 2004
    Subject
    Sima Guang Breaking the Vat