 The soil is favorable for red millet and for grapes; the woods are not thick, the climate is windy and cold; the people wear garments of twilled wool.Traveling from Suye westward, there are a great number of isolated towns; in each there is a chieftain; these are not dependent on one another, but all are in submission to the Tujue".During the reign of Tong Yabgu Qaghan, Suyab was the principal capital of the Western Turkic Khaganate.