Keywords: Postal Ensign of China (1919-1929).svg en Postal Ensign of China 1919-1929 2014-05-27 19 01 14 own http //www crwflags com/fotw/flags/cn-post html Ericmetro PD-ROC-exempt Postal flags of the Republic of China SVG flags of the Republic of China Flags of the Republic of China Beiyang Government |