China Junior Philatelic Network,since its establishment in 2009, has recorded the postal history of the juvenile post offices set up by Chinese primary and secondary schools in cooperation with local postal services in China.
集邮圈小程序：
微信扫一扫，左边的二维码，访问集邮圈小程序，即时接收最新、最快的集邮圈重磅信息和独家研究，了解邮政史。
手机扫一扫左边的二维码，访问中国最大的青少年集邮社区，交流青少年集邮成果，普及集邮知识。
少年集邮APP