Aviation
Air 1 1st Peking Print Air Mail Stamps (1921) Issue date:07/01/1921Aviation
Air 2 2nd Peiping Print Air Mail Stamps (1929) Issue date:07/05/1929Aviation
Air 3 3rd Peiping Print Air Mail Stamps (1932) Issue date:08/29/1932Aviation
Air 4 Hongkong Print Air Mail Stamps (1940) Issue date:06/20/1940Aviation
Sinkiang Air 2 Air Mail Stamps with Overprint Reacting "Restricted for Use in Sinkiang" Issue date:11/30/1942Aviation
Air 5 Air Mail Stamps Surcharged in National Currency at Chunking (1946) Issue date:05/02/1946Aviation
Air 6 Shanghai Print Air Mail Stamp (1946) Issue date:09/10/1946Aviation
Commemorative 27 50th Anniversary of Postal Service Commemorative Issue (1947) Issue date:12/16/1947Aviation
Air 7 Shanghai Surcharged Air Mail Stamps (1948) Issue date:05/18/1948Aviation
Air 8 Shanghai Print Air Mail Unit Postage Stamp (1949) Issue date:05/01/1949Aviation
Kansu Air 1 Air Mail Unit Postage Stamp with Overprint Reading 〝For Use in Kan-Ning-Tsing District" (1949) Issue date:05/07/1949Aviation
Szechwan Air 1 Air Mail Unit Postage Stamps Overprinted with the Character "Yung" (1949) Issue date:07/01/1949Activities
157
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44
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3
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18
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60
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77
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42
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9
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92
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24
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21
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115
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161
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18
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4
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4
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22
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9
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66
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6
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17
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8
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16
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33
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220
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23
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42
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34
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9
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82
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16
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24
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10
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33
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20
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27
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66
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23
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3
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30
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41
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76
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73
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29
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38
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1
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1
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6
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9
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30
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61
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51
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26
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105
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22
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6
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39
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74
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5
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56
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6
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90
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10
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30
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36
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7
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26
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12
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21
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11
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7
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65