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2002年2月1日发行普30《保护人类共有的家园》(第一组)全套2种和普31《中国鸟》(第一组)全套3种普通邮票,上下边各有一个异形齿孔。同时,以前发行的所有普通邮票在各级邮政窗口一律停止销售。
Issued on February 1, 2002 Pu 30 Preservation of the Commonwealth of Mankind (Group 1) A full set of 2 species and a full set of 31 General Bird of China (Group 1) 3 sets of ordinary stamps with a shaped perforation on the top and bottom . In the meantime, all the ordinary stamps issued before will stop selling at all levels of postal windows.