On the Cause of the Relationship betcoeen Nanzhao and Tang Dynasty;

A Textual Research into the Relationship between Tang Dynasty and Nanzhao from Kaiyuan to Zhenyuan;

The Relation Between Tang and Nan Zhao From the Early Tang Dynasty to the Period of Tian Bao;

Xu Yun-yu s essay corpus "Nan Zhao Lu" and its historical materials value;

The Author makes a detailed study of the sources,records and implication of"Zhao"in"Nan Zhao"and points out that it must be the han translation of the dialect of the Erhai ethnic group in Tang dynasty.

The Nanzhao Kingdom s Administration of Xunchuan Area and Yinsheng Area and its Interest Orientation;