The set up of Yunnan & Viet Nam traffic trade stimulates the growth of commercial economy, impels the development of Yunnan s modern mining industry trade, promotes the rise of industrial & commercial cities & towns, cements the blending of nationalities & cultures and makes Yunnan the important front of Sino-Viet Nam economy & culture.

According to the cultural and archeological materials of the southern Shao and the historical documents in Chinese about the contact with the Tubo-Ten people, and according to the nature of the contact, the author gives an approximate outline of the Tubo-Ten traffic at that period of time.