Zoucheng Liuxiayu pig tooth soap is produced in Zhuangzhuang Town, Zoucheng City, Jining City, Shandong Province. Liu Xia 邑 牙 牙 has more than 600 years of cultivation history. It is a unique tree species in China. It is one of the four major producing areas in the country. Zoucheng pig tooth soap is rich in resources, widely used, and has good economic, social and ecological benefits.

Liu Xia 邑 牙 牙 has more than 600 years of cultivation history. It is a unique tree species in China. It is one of the four major producing areas in the country. Deciduous trees, up to 10-20 meters, life expectancy up to 600 years, fruiting period 200 years, tree crowns oblate, branches open; winter buds conical, brown, glabrous; trunk skin dark gray black, longitudinal cracks deep, single thorn Or branched, conical, russet, often densely growing at the branches of the old branches, gray branches, lenticels, one-even pinnate compound leaves, 6-16 leaflets, irregularly serrate, margin Petiole dark brown densely tomentose. Hybrid flowers, axillary, racemes, peduncle densely tomentose, calyx campanulate to velate, flowers yellow-white, valvate. Flowering period from May to June, fruit ripening from September to October. Fruit characteristics Pig tooth soap is cylindrical, slightly flat, curved as a sickle, 5-12 cm long and 0.5-1.5 cm in diameter. The surface is purple-brown or purple-black, and it is grayish-white waxy cream. It is shiny after wiping off, and has fine braided protrusions and linear or reticular cracks. The apex has a guanine-shaped style column residue and a base with fruit-stalk marks. Hard and brittle, the section is brownish yellow, the outer fruit is leathery, the mesocarp is fibrous, the endocarp is powdery, the middle is loose, and there is grayish green or light brownish yellow silk. Longitudinal cuts reveal neat dimples, occasionally underdeveloped seeds. The gas is slightly irritating, the taste is slightly bitter and pungent, and the powder is stimulating. It is better to be small, full, purple-black, shiny, sticky, and light green. After ripening, the reddish brown is frosted. Shandong Zoucheng special tree species, pods into the medicine. Uses Zoucheng pig tooth soap resources are very rich, widely used, with good economic, social and ecological benefits. For example, Pork Tooth Soap is an excellent green food raw material, rich in multivitamins and colloids, with high nutritional value; it has unique medical raw materials, can resist inflammation, anti-crash, anti-lesion, anti-cancer and other effects; The vegetable gum raw material, the high-efficiency feed material, the high-value Tianbao engineering tree species; the natural detergent raw material and the excellent vegetable material tree species. Zoucheng has formulated a long-term plan for the development of pig tooth soap. The development and utilization of pig tooth soap has become a characteristic industry of our town, vigorously adjust the pace of industrial structure, expand the influence of pig tooth soap, and effectively increase farmers' income. Not only the use of pig tooth soap primary products, but also deep processing, research and development of new products, play a greater role. After several years of continuous development and investment, the pig tooth soap industry has achieved unprecedented development. At present, the pig tooth soap industry has not only a hundred-year-old trees planted in the village, but also a newly developed 2,000-acre forest, which has entered the initial fruit period. More than 3,000 pig tooth soaps were planted in the villages of Liuxiaxia in the east and west, including more than 200 large trees of 300-400 years. Most of them were planted sporadically and grafted. The leading product of the industry is the primary fruit of pig tooth soap. The annual output of pig tooth soap is 100,000 jin, the price is about 16-20 yuan per catty, and the per capita income is more than 600 yuan. The economic benefits are considerable and it has become the leading pillar industry of the local people. Brand development See the Zhuang Town Party Committee and the government attach great importance to the creation of the "Zoucheng Liuxia 邑 pig tooth soap" brand as a major event to optimize the agricultural structure and promote economic development. At present, the town has built a standardized base of 6,000 mu, becoming the largest pig tooth soap production base in Shandong Province. Zoucheng Liuxiayu Pig Tooth Soap has been recognized by the relevant state departments and consumers for its excellent quality, and has won the title of “Best-selling Product” at the Agricultural Fair.

Technical requirements for the quality of Liuxia 邑 pig tooth soap I. Seed source of acacia. Second, site conditions The soil type is brown soil, soil texture sandy loam soil, soil organic matter content ≥1.0%, soil pH value between 6.0 and 7.0, soil layer thickness ≥80cm. Third, cultivation management 1. Reproduction: using grafting method for breeding. 2. Planting 1) Cultivation time: spring planting and autumn planting, spring planting time is from March to April, and autumn planting time is from late October to late November. 2) Planting density: ≤ 495 plants per hectare. 4. Harvesting from late October to late November, the pods are harvested in time. 5. Dry and dry naturally or artificially, the water content is ≤14.0%. Sixth, quality characteristics 1. Sensory characteristics: the fruit is sickle-shaped, slightly flat and curved, small in size, full body, full of fleshy, tan, grayish white waxy cream, shiny after wiping, hard and brittle, Easy to break. 2. Physical and chemical indicators: the total amount of saponins is ≥ 25%.

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Producers within the scope of the production of Liuxiayu pig tooth soap may submit an application to the Zoucheng Quality and Technical Supervision Bureau for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Shandong Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The detection mechanism of Liuxiayu pig tooth soap is selected by the Shandong Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.