North China (Japanese occupation)

 Under construction 

The occupied province issued overprints on various Rep. of China Sun Yat-sen and Martyrs definitives.  File:North China occup surch.jpg|"box" surcharge. File:North China large occup.jpg|20c Martyrs with two character overprint 
 * In June 1941 the first of the New Peking print stamps was issued. These were new issues of various values of Sun Yat-sen and Martyrs stamps, recognizable by their pale colors and lightly printed look. The paper is thin, with dull gum or no gum. These are perf 14 where original issues are otherwise for the most part. Only the 8c orange Martyrs was issued unoverprinted. However, other unoverprinted values can be easily found.
 * In 1941, a surcharge reading North China occup.jpg ("hua bei") horizontally at top with the value in Chinese below. The new value was always half the original value. This was done on a great variety of issues including New Peking prints.
 * In 1943, previous stamps were overprinted with four sets of two characters arranged in a diamond shape. The top pair read Tomokuni.png. This was to commemorate the return of foreign concessions.
 * Later in 1943, a three-line overprint was issued to Commemorate the 5th anniversary of the North China postal service. The bottom right character is the simple "five".
 * In 1943, North China occup.jpg overprints at the top of stamps were issued. This included both Rep. of China issues and New Peking prints.
 * In 1944, a two-line overprint was issued for the first anniversary of declaration of war by North China. The lower left character is the simple "one" (and not a dash)
 * Also in 1944,

 File:N China Shanghai map.jpg|6c Shanghai map of Central China with overprint 

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