The Guinan Black Tibetan Sheep is produced in Guinan, Hainan Tibetan Autonomous Prefecture, Qinghai Province. The lambs produced are black and bright, and are called "black purple lambs". The head of Guinan Black Tibet is triangular, the nose is raised, the forehead is wide, the tip of the mouth is thin, and the ears are slightly drooping; the limbs are straight, the body is firm, the wedge is small, the body is large, the body is rectangular, the cross is slightly higher than the armor, and the structure is well-proportioned. The body is large; the chest is wide and deep, the ribs are open well, the back waist is straight, the bones are thick and strong, the muscles are moderately developed, the limbs are long and long, the hoof is firm, the tail is short and thin, and the body is firm. The coat is mostly scorpion-shaped, the male and female ewes have horns, and the ram's horns are thick. The ram has a pair of thick spirals that are bent upwards and outwards. The ewes are small, twisted and turned to the sides, and each has no angle.