According to the Records of Wuping County, during the Jiajing period of Ming Dynasty (1522 ~ 1566), there was a historical record of processing and making pig bile liver in Wuping County, with a history of at least 400 years. According to legend, during the Ming and Qing Dynasties, scholars from all counties in Tingzhou Prefecture went to Fuya (now Changting County) to take the exam. On the evening after the exam, Jinshi from all counties gathered in the hotel, drinking poems and couplets and tasting local specialties brought from their hometown. Talented people, good wine and delicious food, full of interest and happiness. At that time, the pig bile liver brought by Zhong Xiucai from Wuping was made in a unique way, with mellow taste, sweet and delicious aftertaste, and the eater was full of fragrance and praise. From then on, Wuping pig bile liver became famous and was publicly promoted as the first of the "eight major tasks in western Fujian". In the late Ming and early Qing dynasties, the Hakkas in Wuping continued to move out, and their footprints spread all over the country, Hong Kong, Macao and Taiwan, Southeast Asia and other places. Wherever Wuping people go, they bring their hometown specialties, including pig bile and liver, back to their hometown to worship their ancestors and take away a small bag of local specialties. During the Republic of China, every late autumn and early winter, the weather was sunny, the temperature difference between day and night was large, and the climate was dry. Every household was drying pig bile liver. By the early years of the Republic of China, Wuping pig bile liver had become a household name.

In order to develop local famous local products, Wuping Commercial Bureau built Wuping Pig Bile Liver Factory in 1956. Wuping pig bile liver production began to take the road of industrialization, and its output and influence doubled. During the Cultural Revolution, Wuping was one of the educated youth points who went to the countryside. Nowadays, among the most unforgettable memories of educated youth, there are Wuping native products, including pig bile liver. 1985165438+10, Wuping built a semi-automatic production line with an annual processing capacity of 50 tons of pig bile liver. 1985 "Wuping Pig Bile Liver" won the first famous and excellent dish award in Fujian Province. 1988 won the "Wuyi Award" at the evaluation meeting of famous, excellent, new and special products in Fujian food industry, and the products were exported to both inside and outside the province and Southeast Asia. In recent years, Wuping established the Pig Bile Liver Association, with more than 30 member units. The processing scale of Wuping pig bile liver is constantly expanding, the output is increasing year by year, and the popularity is constantly improving.

Another feature of Hakka diet is that mountain wind is evil, Shui Han is cool, and both food supplement and dietotherapy are equally important. According to the concept of Hakka diet, the characteristics of food can be divided into "cold" and "hot", and attention should be paid to the harmony between cold and hot in diet. These dietary concepts are manifested in the conditioning, drugs and supplements of Hakka diet, so Hakka diet pays great attention to using these to make up for the lack of dietary regulation and better balance the physical attributes. Pig liver is rich in nutrition and is one of the best products for enriching blood. Sweet, bitter and warm in nature, belonging to the liver meridian. Pig bile can clear away heat, moisten dryness and detoxify. Wuping people use salt, high-concentration liquor, various medicinal materials and local natural spices to make brine. They skillfully soaked and pickled the fresh "preserved pig liver" produced locally with the generally discarded pig bile. After bile permeates into the liver, it is dried in the air to make Wuping pig bile liver with beautiful appearance, symmetrical color and "liver and gallbladder shine together". "Wuping pig bile liver" feeds on folk Chinese herbal medicines, which has the health care effect and fully embodies the Hakka food culture of regulating yin and yang, clearing fire and reinforcing diarrhea, and integrating food and nutrition.

After the Hakka ancestors moved to the south, they merged the food culture of the Central Plains with the food experience of the local aborigines, gradually formed their own new food concept and production technology, and created a refined, fresh, simple, mellow and harmonious food culture. Wuping pig bile liver is a traditional essential food made by Wuping Hakka people after winter. The original intention of ancestors of Wuping to make pig bile liver is to better preserve the fresh pig liver which is perishable in Wuping hot and humid weather. In this way, pig bile liver can not only become a home-cooked dish, but also look elegant. The production technology of Wuping pig bile liver not only inherits the ancient methods such as "brewing" in the Central Plains, but also integrates the ancient methods of the southern aborigines. It uses a variety of local folk Chinese herbal medicines to detoxify, deodorize, enhance fragrance, preserve freshness, treat both liver and gallbladder, treat food deliciously, and has rich humanistic connotation. Its production process is exquisite, and it needs to go through many processes such as selecting materials, making brine, soaking, setting, drying, air drying, waxing, steaming and so on. In this process, ingredients such as pig liver, bile, medicinal materials, spices, salt, wine and so on. Protein and fat in pig liver are decomposed into various amino acids and acetyl coenzyme A (sugar) under the enzymatic action of microorganisms. Therefore, it is soft, tough, mellow, unique in flavor, sweet in bitterness, slightly sweet in fragrance, refreshing and detoxifying, and it is amazing to taste.

Wuping county is an old revolutionary base area and a central Soviet county. In this red land, red flags, spears and broadswords have interpreted the tragic red history. 1February, 929 to1June, 932, Mao Zedong, Zhu De, Chen Yi and other comrades led the main force of the Red Army into Wuping to establish a revolutionary base area. During his stay in Wuping, Mao Zedong went to the village to visit the poor and ask questions, and carried out publicity activities. For a time, he had a sore throat and hoarse voice. When the landlady knew about it, she sent Mao Zedong sweet potato porridge and Wuping pig gall liver for clearing away heat and toxic materials every morning. A few days later, Mao Zedong's sore throat quietly recovered. 1June, 930, Mao Zedong and Zhu De led the main force of gongsijun and the second column of GongLiu Jun to join forces with Yu Wuping. Due to the harsh environment, many Red Army soldiers suffer from night blindness, and their eyesight is poor at night, and some even can't see at all. The local villagers sliced the liver and gallbladder of Wuping pig, added appropriate amount of water, cooked the eggs and cooked the soup for the soldiers with low fire. After drinking it once or twice, the red army soldiers' eyesight improved, and there was no cure for night blindness. Wuping pig bile liver is a dry wax product, which is convenient to carry and rich in nutrition.

During the Long March, some Red Army soldiers took it to climb snow-capped mountains and cross grasslands in case of emergency. During the War to Resist US Aggression and Aid Korea, General Liu Yalou, the father of the US Air Force, planned and commanded the Young People's Air Force's surprise operations, and achieved brilliant results one after another. At that time, the general repeatedly praised the air force heroes with Wuping pig bile, a specialty of his hometown. He said, "Eating more can improve our eyesight and make our pilots' eyesight better."