Title: Yanqi Huizu Zizhixian you dian zhi
Description: Ben shu zhui shu le gu dai feng huo tong xin yu you yi chuan shu zai yan qi de zong ji, quan mian er xiang shi de ji shu le jin bai nian lai yan qi de you dian tong xin shi ye de chuang jian yu fa zhan.
Subjects: Postal service, History, Telecommunication
Places: China, Yanqi Huizu Zizhixian, Yanqi Huizu Zizhixian (China)