Jiaoling County has a long history of planting Jiaoling green tea. The shape of Jiaoling Green Tea has tight lines, green color, aroma and special mountain flavor. The soup is green and slightly yellowish, and the taste is rich and fresh. The Jiaoling green tea, which is characterized by its long-lasting and long-lasting nature, has been well received by the masses. Recently, the study found that Jiaoling green tea contains selenium and its content is above 25mg/kg. Studies have shown that selenium is called “anti-defense in human trace elements” by scientists. The king of cancer, which constitutes an antioxidant enzyme in the body, can protect cells from oxidative damage and protect their permeability. Selenium-P protein has the function of chelation of heavy metals and other poisons, reducing the toxicity of poisons. Function, moderate supplement can prevent organ aging and disease, delay aging, enhance immunity, and resist disease. Since "selenium" is essential for the human body and cannot be self-made, the World Health Organization recommends that 200μg of selenium should be added every day to prevent it. The high incidence of various diseases. The results of this research initially answered the mystery of the longevity of the people in Jiaoling County.

Huangkeng green tea is produced in Huangkeng Village, Xuxi Township, Jiaoling County, Meizhou City. Jiaoling County is a large area producing tea, especially the green tea produced there. Green tea is one of the famous teas in China, and Tang Qingye is the hallmark of green tea. Huangkeng green tea is made from the suitable new shoots of tea tree. It is not fermented. It is killed by high temperature, kills various oxidases, keeps the green of tea, and then is made by simmering and drying. It is the most produced in China and the most consumed. A wide variety of teas. The tea is tightly packed, the color silver ash is frosty, the soup color is green, the aroma is mellow, and the taste is smooth and smooth. According to the publication of "Zhenping County" in the first year of Qing Emperor Kangxi, the village began to grow tea in 1662, and after continuous improvement of the tea making process, it became a traditional, sweet and smooth Huangkeng tea. Huangkeng tea is a good choice among many beverages. It is not only convenient, economical and hygienic, but also absorbs radioactive elements, supplements the nutrients needed by the human body, and receives the miraculous effect of prolonging life. It is known for its fragrance, sweetness and alcohol. It has special functions such as digestion, fat removal, refreshing and quenching thirst. It is well known both at home and abroad. Jiaoling Huangkeng Tea is produced in Jiaoling Xuxi, the eastern mountainous area of ​​Guangdong Province without any pollution in Fangyuan Baili. The local villagers have a history of tea cultivation for more than 300 years. Over the years, Huangkeng Tea has been refined by the traditional management method and traditional processing techniques. Huangkeng tea has the characteristics of fragrant, sweet, smooth, tender, alcoholic, and long aftertaste. It produces about 25,000 kilograms of high-quality refined green tea annually. It has sales outlets in Guangzhou, Shenzhen and Meicheng District, and its products are exported to Southeast Asia, Russia and other countries and regions. Taboo population: fever, liver patients, urinary stones patients, pregnant women, lactating, menstrual women do not eat; elderly people avoid drinking raw tea. Appropriate people: Most people can drink. Especially suitable for high blood pressure, high blood fat, coronary heart disease, arteriosclerosis, diabetes, excessive consumption of greasy food, drunkenness; excessive smoking and drinking, long-term smoking, thirst, headache, dysfunction, and excessive consumption of dairy foods . The contraindications for the use of green tea: 1. Can not drink tea after meals, fasting tea can easily stimulate and destroy the mucosa of the stomach wall, more likely to cause hunger, severe cases can lead to hypoglycemia. 2. Avoid drinking strong tea to hangover, not to drink tea before meals, avoid drinking tea immediately after meal, girls avoid drinking strong tea. 3. Do not use tea to serve earthworms, clematis, ginseng, American ginseng, sleeping pills and iron-containing blood; do not drink tea within 1 hour before and after taking the medicine.

Technical requirements for quality of Jiaoling green tea 1. Variety narcissus and lobular oolong. Second, the site conditions are ≥ 530 m, the soil type is red loam, gravel, soil p H value 5.4-6.7, soil contains organic matter ≥ 1.5%, soil thickness ≥ 1.5 m, groundwater level ≤ 1.0 m . Third, cultivation management 1. Seedling: using cuttings to raise seedlings. 2. Planting density ≤ 45,000 plants / hectare. 3. Fertilization: The organic fertilizer applied per year is ≥12 tons/ha. 4. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. Fourth, fresh leaves are picked. Every year from early March to mid-April. According to the standard, one bud and one leaf are initially spread to the fresh leaves of one bud and two leaves. Fifth, processing 1. Process: Spreading → Killing → 揉捻 → Drying → Picking and re-fire. 2. The thickness of fresh leaves is ≤0.15m, time ≤8h, and the moisture content of fresh leaves is 68-72%. (2) Killing. The temperature is 220 ° C -260 ° C, fry until "no grass has aroma, leaf color is dark green, leaf softens, elastic" when the pot. (3) 揉捻.揉捻 to the rate of ≥ 70%. (4) Drying. The temperature is 120 ° C - 150 ° C, and fry until 90% dry. Sixth, quality characteristics 1. Sensory characteristics: the shape is tight, there are sharp seedlings, green color, dry tea has a strong fragrance smell. The soup is yellowish green and bright, the fragrance is long-lasting, the taste is sweet and smooth, the back is sweet, the leaves are green and bright, and it is resistant to brewing. 2. Physical and chemical indicators: (1) Water ≤ 5%. (2) Water extracts ≥ 38%. 3. Safety and other quality requirements Product safety and other quality technical requirements shall comply with relevant national regulations.

Apply to：
Producers within the scope of the Jiaoling green tea production area may apply to the Jiaoling County Industry and Commerce and Quality and Technical Supervision Bureau for the application of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Guangdong Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. . The testing agency of Jiaoling Green Tea is selected by the Guangdong Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.