Abstract:Postal routes are the ancient instrument for the transmission,reception of communications and transport organizations.During the time of Qing Dynasty,the official of Yunnan district made great effort to improve the system to made it working efficiently and continuously which gave a great support for the operation of the feudal Qing Empire .However with the decline of Qing Empire,especially the introduction of western ways in modern times and modern communications technology into the development of mode of transportation,the ancient Yunnan post can not keep up with the traditional social development,therefore,Yunnan postal routes completed its recent restructuring.