Two Tajik women milk a cow, June 21, 2013. The milk from cows and sheep are daily necessities for the Tajik ethnic group. [Photo by Wang Lie/chinadaily.com.cn]

The Tajiks are the only Caucasian people in China, physically resembling Europeans. The Tajik men also called themselves "sons of the sun".

Tajik males spend most of their time in the deep mountains herding sheep and yaks, leaving their wives and children behind.