The chestnut planting has a long history. According to relevant information, chestnut was planted here in 1854. According to the national authority, the potassium content of chestnut chestnut is the highest in the country. For a long time, the chestnut chestnut has been favored by diners for its unique fragrance, softness and enthusiasm.

In recent years, the Wangfu County Party and County Government has attached great importance to the development of the chestnut industry, and has taken it as an agricultural pillar industry and poverty alleviation project. It has introduced a series of supportive policies and measures to promote the enthusiasm of farmers to plant chestnut. The total area of ​​chestnut planting is 23 Ten thousand mu, with more than 70,000 acres of fruit. Guizhou Guangxiu Ecological Food Co., Ltd., a leading agricultural industrialization leading enterprise, is the only chestnut deep processing enterprise in the southwest area. The company has obtained HACCP food safety system certification, export-registered enterprises, and obtained the ecological origin protection product logo of the People's Republic of China. (Internationally recognized landmark) is the first internationally recognized landmark in China's chestnut industry; it has established the ISO9001 quality management system certification for the Wangli Chinese Landmark. With a good natural background and high-quality deep processing, Wangzhi Chestnut signed a contract with Jixiang Airlines in May to become an aviation catering food. In October, it won the “Guizhou Province Chestnut Export Demonstration Zone” and other signs. According to relevant statistics, in 2017, the chestnut industry directly generated more than 100 million yuan for the farmers in Wangshao, and solved the employment of more than 600 people through processing.

Wangshou Chestnut Quality Technical Requirements I. Variety Local wild chestnut and grafted red glazed chestnut. Second, the site conditions should be selected from hilly mountains with an altitude of 400 to 1300 meters. The soil is mainly sandy red loam, yellow loam and lime soil. The pH value is between 4.5 and 8, the soil thickness is ≥50cm, and the soil organic matter content. ≥1%, available potassium content ≥60mg/kg. Third, cultivation management 1. Seedling breeding: use seed culture seedlings in the production area or grafted seedlings with high yield of chestnut as rootstock. 2. Planting: The main planting season is from November to January each year. The number of plants per 667 m2 (mu) is 35 to 45. 3. Fertilization management: mainly organic fertilizer, ≥500Kg per 667m2 (mu) per year. 4. Trimming: trimming with short cuts and thin branches, cultivating the canopy of the happy shape and the main sparse layer to ensure ventilation and light transmission. 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations. 4. Harvesting period of fruit harvesting is from late August to early October. After the chestnut is brownish yellow and naturally cracked and landed, it will be picked up in time; when the chestnut tree is about 70% to 75%, the hedgehog turns and naturally cracks. Harvested. It is advisable to pick the fruit after the dew is dry in non-rainy days. V. Quality Features 1. Sensory characteristics: The nuts are dark brown or reddish brown, the fruit is ripe and full, the meat is sweet and slightly sweet. Local wild chestnuts weigh 4 to 9 grams, and grafted new varieties weigh 7 to 16 grams. 2. Physical and chemical indicators: Project index starch 35.0% ~ 50.0% protein 3.4 ~ 4.5% fat 1.0 ~ 3.0% potassium content 300.0 ~ 700.0 mg / 100g 3. Safety and other quality technical requirements: product safety and other quality technical requirements must comply with the country

Apply to：
Producers within the scope of the chestnut chestnut production area may apply to the Wangjing County Market Supervision Administration for the application of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Guizhou 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 the chestnut chestnut is selected by the Guizhou Provincial Bureau of Quality and Technical Supervision in the inspection institutions that meet the qualification requirements.