The black pig belongs to the western Sichuan black pig group, and the varieties are Chenghua pig, Yanan black pig and its cross pig. The coat is black and has a medium size. It is a kind of meat and fat type pig. It is fermented with fermented grain and by-products, supplemented with natural grass leaves such as Chinese milk vetch, clover, ryegrass, etc. It has the characteristics of resistance to rough feeding, moisture resistance, strong disease resistance, firm body and good meat quality.邛崃Black pig lean meat rate of 40%-43%, muscle fiber is delicate, rich in potassium, calcium, sodium, copper, magnesium, zinc and other human body needs more than 40 kinds of minerals and trace elements, linoleic acid, unsaturated fatty acids, flavor The amino acid content is extremely rich, fat but not greasy, thin and not hard, the meat is tender, fresh and fragrant, and the aftertaste is endless.

After obtaining the protection of geographical indication products, the sales of black pigs increased geometrically, which greatly increased the income of local people. The black pig industry has become a characteristic animal product of Handan City. At present, there are more than 100,000 black pigs and more than 5,000 sows in the following year. The municipal government of Bengbu City attaches great importance to the development and utilization of black pigs and insists on taking the road of branding and animal husbandry. Through government guidance and support, relying on enterprises and markets, we will build a high-end brand of organic pork, and promote and promote the high-end development line of high-end varieties, high-end quality and high-end brand “three in one” in the pig industry, and promote the sustainable and healthy development of the black pig industry. In 2011, the black pork produced by Weimu Farms obtained the organic product certification.

Technical requirements for the quality of black pigs 1. Variety Yanan black pig and its hybrid pigs. Second, the breeding environment Within the scope of the production of mountains, hills, purple clouds, leaf beet, sweet potato vine, Bashan beans, broad bean seedlings, wild ragweed and other green feed rich, mountain stream and deep well water for drinking water sources. Third, feeding management Feeding methods: concentrated feeding and farmer's free-range combination. 2. 3. Feeding management points: (1) Late fattening: daily feeding green ≥ 1kg, feeding density ≥ 1.5m2 / head. (2) Feeding: feeding with wet mix. (3) Prohibited requirements: Any pharmaceutical additives are banned in the whole period. The use of therapeutic drugs strictly complies with relevant standards and regulations. 4. The standard for the release: 8 months to 12 months of age, live weight 75kg to 120kg. 5. Environmental and safety requirements: The prevention and control of the breeding environment and epidemic diseases must comply with relevant state regulations and must not pollute the environment. Fourth, slaughtering and processing 1. Pig source: healthy pigs from the black pig producing area that meet the quality requirements. 2. 3. Acid, cool and fresh: After washing the carcass with water within 1 hour after slaughter, it is acid-discharged for 24 hours at 0 °C to 4 °C. Five, quality characteristics Sensory features: black pile, thick skin, bright red meat, tender and tender meat, fat white, marble pattern is obvious, cooked meat is not greasy. 2. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

Apply to：
Producers within the scope of the black pig production area may submit an application to the Quality and Technical Supervision Bureau of Bengbu City, Sichuan Province for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Sichuan Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing mechanism of the black pig is selected by the Sichuan Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.