日前有邮友寄来由嘉友电子股份有限公司主办的《嘉友天地》杂志,收后发现杂志外面套着一层透明塑料口袋,杂志封面右上方印有“国内邮资已付”等字样,并且未销邮戳(见附图)。为了搞清这种刊物式邮政用品的发行使用情况,特 Recently, a friend sent a mail to Jiayou Tiandi magazine hosted by Jiayou Electronics Co., Ltd. After the receipt, he found a transparent plastic pocket outside the magazine and the words “Domestic postage paid” printed on the top right of the magazine cover Not sold postmark (see photo). In order to find out the issue of the use of this publication type postal supplies, especially