Linyi Yimeng Black Pig

Linyi Yimeng Black Pig

The Linyi Yimeng Black Pig is a geographical indication agricultural product.

　　The Yimeng Black Pig is a dual-purpose local breed of pig, known for both meat and fat production, distributed across various counties in Linyi region. The Yimeng Black Pig is of medium size, with black fur and long bristles, a broad chest, deep belly, a round top head (known as "money-top"), drooping ears, double back ridges, high disease resistance, and tolerance to coarse feed, and fast growth and development.

　　The Yimeng Black Pig is of medium size, with black fur and long bristles, a broad chest, deep belly, a round top head (known as "money-top"), drooping ears, and a double back ridge. It is highly resistant to disease, tolerant to coarse feed, and has fast growth and development.

　　It matures quickly, reaching fattening age at 8–9 months with a weight of 150–200 kg and a daily weight gain of 450–550 grams. Sows are gentle in temperament, produce large litters, have strong maternal instincts, high milk yield, and are very easy to breed and popularize.

　　They are easy to breed and promote.

　　Multiple tests by relevant experts and research departments have shown that Yimeng Black Pig meat is delicious, with tender fibers, rich nutrition; the slaughter rate is over 70%, the lean meat rate is 53.8%, the prime meat rate (Types I–IV) is 28%, the meat-to-fat ratio is 54:46, leaf lard extraction rate is 90%, and caul fat extraction rate is 70%.

　　The moisture content of the meat and fat is relatively low at 73.46%, with the meat containing 19.54% protein, 5.88% fat, 1.06% ash, and 13 essential amino acids including limiting amino acids, while cholesterol content is only 0.077%. Dishes made with it are fragrant but not greasy, especially preferred by the elderly, the weak, women, and infants.

　　The meat and fat contain relatively low water content at 73.46%, with the meat comprising 19.54% protein, 5.88% fat, 1.06% ash, and also include 13 essential amino acids and limiting amino acids for humans, while the cholesterol content is merely 0.077%. Dishes cooked with it are fragrant without being greasy, particularly favored by the elderly, the weak, women, and infants.

　　Dishes made from it are fragrant but not greasy, especially favored by the elderly, the weak, women, and infants.

　　Dishes made from it are fragrant but not greasy, especially favored by the elderly, the weak, women, and infants.

　　Linyi’s Yinan County has abundant feed and a rich supply of pigs. In 1987, the pig inventory was 314,000 heads, with 231,000 fat pigs slaughtered that year.

　　In addition to supplying five local meat processing plants, 100,000 pigs were supplied to other counties and cities. The county processed 15 million kg of carcasses, 300,000 kg of offal, and 500,000 kg of prime meat annually. Aside from providing pork and lard to over three million residents in 12 provinces and cities such as Beijing, Tianjin, Shanghai, Liaoning, Jilin, and Heilongjiang all year round, Yinan County also exported pork. By the end of the 1980s, it generated over 5.7 million yuan in foreign exchange annually.

　　All year round, Yinan County also supplied pork and lard to over three million residents in 12 provinces and cities such as Beijing, Tianjin, Shanghai, Liaoning, Jilin, and Heilongjiang.

　　By the end of the 1980s, it generated over 5.7 million yuan in foreign exchange annually.

　　Geographical Scope

　　The term “Yimeng” referred to in this specification denotes the hinterland of the Yimeng Mountains, entirely within the jurisdiction of Linyi City, Shandong Province. Any reference to “Yimeng” outside this area is not covered by this specification. The protected geographical area for Linyi Yimeng Black Pigs is defined by the following geographic coordinates: longitude 117°24′ to 119°38′, latitude 34°22′ to 36°22′. It spans from Ju’nan in the east to Pingyi in the west, from Tancheng in the south to Yishui in the north, with a maximum north-south length of 228 km and an east-west width of 161 km. The total production area is approximately 17,184 square kilometers, covering 160 towns (streets) and 7,154 administrative villages.

　　Product Quality Characteristics

　　1. External Sensory Characteristics: The pig has black, sparse hair all over its body, with mane on the back and gray skin. It is of medium size, robust, and has a well-proportioned, compact build. The typical physical traits are described as: “money-top head, drooping ears, gray skin with sparse hair, and double back ridges.” The meat quality features red, glossy meat color, elastic muscle texture, tender and juicy meat, and a delicious taste that is not greasy when consumed. 2. Internal Quality Characteristics: The meat of the Linyi Yimeng Black Pig is rich in nutrition, soft, and easy to digest. It has high levels of protein, amino acids, and unsaturated fatty acids. In particular, the content of flavor-related amino acids such as threonine, alanine, glutamic acid, and lysine is more than 30% higher than that of ordinary commercial pork, and the unsaturated fatty acid content is more than 5% higher. It is considered an excellent food product. 3. Safety Requirements: The production environment for Linyi Yimeng Black Pigs is superior with no pollution, and the nutritional value is high, making it safe for human consumption. The product quality complies with the People's Republic of China Food Hygiene Law, the People's Republic of China Agricultural Product Quality and Safety Law, as well as national standards such as GB9959.1-2001 Fresh Frozen Pork Cuts, GB9959.2-2001 Fresh Frozen Pork Segments, and the agricultural industry standard NY5029-2008 Pollution-Free Pork, among others.