This province is divided into the five Horba tribes, the eighteen Nyarong states in the valley of the upper Yalung, and the districts of Litang, Batang, Derge, Gartok Chiamdo and Draya.
Still another route starts from Tachienlu, and by the valley of the Yalung and the Dze chu runs to Yekundo, and thence to Chiamdo.
30 31', when he passed into the basin of the Yalung river, traversed the Horba states and finally reached Tachienlu by the Gi la and the valley of the Darchu.
Thence, after crossing the upper Yalung, which flows by the town of Kanze, she pursued her journey to the upper course of the Yangtse-kiang (Dre chu), crossing that river somewhere near where A.-K.
In the spring of 1901 the expedition resumed its march eastwards around the Dre chu and the Ja chu (Yalung river), followed up the left bank of the latter and got back to Russian Lelu (Oring t'so) on the 30th of May 1901.
His original state was apparently situated along the upper course of the Yalung river, an affluent of the.
This Yarlung, which borrowed its name from the Yalung of the state of Fanni Tu-bat, is a river which flows into the Yaro-tsangpo (Brahmaputra).