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.

Quality technical requirements for Guinan black Tibetan sheep First, the variety of Guide black sable sheep II, the production conditions are raised in alpine grassland with an altitude of less than 3200-4500 meters. Third, feeding management 1. Feeding methods: grazing and feeding, supplemented by feeding and fattening. 2. Feeding management: divide the natural grassland into winter and spring pastures and summer and autumn pastures for fenced grazing. During the fattening period, the grass is grazing in the natural grassland during the daytime. After the grazing, the feed is supplemented with a proper amount of concentrate, and the fattening period is 50-60 days. 3. Feeding conditions: It is mainly based on natural pasture. During the fattening period, the feed concentrate is 200-400 g/day. The concentrate is composed of local green barley, oats, rapeseed meal and minerals. Fourth, the age of the required age: 12-18 months old, live weight 25kg - 30kg. V. Slaughtering, Processing, Storage and Transportation 1. Sheep source standard: healthy sheep from the scope of production that meet the requirements of the first to fourth articles mentioned above. 2. Slaughtering and processing points: grazing and feeding are stopped 24 hours before slaughter, and water is prohibited for 2 hours before slaughter. Sixth, quality characteristics (1) sensory characteristics: meat red to dark red, fat white, meat tender and delicate, less fat under the carcass. (2) Physical and chemical indicators test project unit index 胴 weight kg12-15 muscle protein content g/100g19-24 muscle fat content g/100g ≤ 3.0 (3) safety and other quality technical requirements: product safety and other quality technical requirements must comply with the state

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Producers within the scope of the production area of ​​the Guinan Black Tibetan Sheep may submit an application to the Guinan County Market Supervision Bureau for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Qinghai Provincial Bureau of Quality and Technical Supervision and announced to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The inspection mechanism of the Guinan Black Tibetan Sheep is selected by the Qinghai Provincial Bureau of Quality and Technical Supervision in the inspection institutions that meet the qualification requirements.