The Jiulong Yak in Sichuan.
The breed is horned. Males, compared to females, have a shorter head but with a wider forehead and wider-based horns, bigger eyes, thinner lips and well-developed teeth, a finer neck, straighter back and shorter legs. Females have a relatively long neck.
Jiulong country of Sichuan province, which is located on the southeastern edge of the Qinghai-Tibetan Plateau.
It has a long history of development, but today's herda are the descendants of a relatively small population that survived a sever outbreak of Rinderpest some 150 years ago.