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联合发行邮票模式增进了发行国(地区)邮政之间交流合作,并在一定程度上已经成为友好外交的一种体现,受到各国邮政的重视。2009年第6期《集邮博览》发表一篇《中外联合发行邮
The joint issue stamp mode has promoted the exchange and cooperation between the postal countries in the sending countries (regions), and to some extent has become a manifestation of friendly diplomacy, which has been receiving the attention of postal countries in various countries. 2009 Issue 6 “Philatelic Expo” published an article, "Sino-Foreign Joint Issue Post