笔者在网上购得若干奇怪的信封或封套贴签,在这些封签上没有任何邮资凭证的痕迹,但在右上角粘贴邮票的位置都印有一个方框,甚至内有“邮票”二字,并在这个方框上盖有“江苏徐州/2012.8.11.11/邮政1”日戳,正背面均无第二个日戳,显然未经邮寄,但收寄件人名址均打印齐全,挂号签条和/或“航空”“回执”“小包”等各种邮政副戳也一一对应俱全。每件封签的左下角均打印有表示邮件种类及重量 I bought some strange envelopes or envelopes on the Internet and did not have any traces of postage stamps on them. However, there was a box printed on the top right corner of the stamp, even with “stamps” Word, and in this box is covered with “Jiangsu Xuzhou /2012.8.11.11/ post 1 ” datestamp, there is no second datestamp on the back, apparently not mailed, but the recipient name and address are printed complete, registered The postal stamps and / or “aviation ” “receipt ” “packet ” and other postal stamps also one by one correspondence. The lower left corner of each seal is printed with the mail type and weight