“Snowy Russian Tea” is produced in the Holzhang Valley area of ​​Luhuo County, Ganzi Tibetan Autonomous Prefecture, Sichuan Province on the southeastern edge of the Qinghai-Tibet Plateau. The Russian tree belongs to the wild tree growing in no polluted environment, and is a unique rare species in the snowy plateau. . In the Hall Valley area, many trees have reached centuries or even centuries. It has the effect of lowering blood fat, lowering blood sugar and lowering blood pressure.

“Snowy Russian Tea” is produced in the Horzhang Valley area of ​​Luhuo County, Ganzi Tibetan Autonomous Prefecture, Sichuan Province on the southeastern edge of the Qinghai-Tibet Plateau. The Russian tree belongs to the wild tree growing in no polluted environment, and is a unique rare species in the snowy plateau. . In the Hall Valley area, many trees have reached centuries or even centuries. The Snowy Russian Tea Research Group of the Institute of Minority Medicine of Southwest University for Nationalities entrusted the Institute of Natural Products of the Three Gorges University and the Hubei Provincial Key Laboratory in 2006. In 2008, it commissioned the Analysis and Testing Center of the West China Public Health College of Sichuan University to conduct the Russian color. Tea and extract lipid-lowering and hypoglycemic health food efficacy experiments, the experimental results show that: snowy Russian tea has the effect of lowering blood fat, lowering blood sugar and lowering blood pressure. In October 2010, after review by the General Administration of Quality Supervision, Inspection and Quarantine, it was decided to protect the national geographical indication products of “Snowy Russian Tea”. For a long time, the Russian color "Horgu Tibetan Tea" is only used as a luxury drink for reception of VIPs, festivals and for the toast, living Buddha and aristocratic class. Its magical medicinal effect has been recorded in the most authoritative Tibetan medicine. The book "four medical records."

Furnace Huo Xueyu Russian color tea quality technical requirements (a) variety. Malus toringoides (Rehd.) Hughes). (2) Site conditions. The altitude of the protected area is 3,000m to 3500m, the soil type is mountain brown soil, the soil pH is 4.5 to 6.0, the effective soil layer is ≥50cm, and the soil organic matter is ≥15%. (3) Cultivation management. 1. Seedling cultivation: seed breeding is adopted. 2. Planting: The Russian tea planting time is from April to May every year. The planting density is ≤150 per 666.7 m2 (mu). 3. Field management: Fertilization is mainly based on manure and organic fertilizer; irrigation. 4. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (4) Fresh leaves are picked. 1. Picking time: from mid-April to the end of June each year. 2. Picking requirements: fresh leaves without diseased leaves, purple leaves and red leaves. (1) The best: the main shoots, the whole bud ≥ 90%. (2) Special grade: one bud and one leaf initial exhibition ≥ 70%. (3) Level 1: One bud and two leaves initial exhibition ≥ 50%. (5) Processing technology. Fresh leaves → greening → greening → initial 揉 → baking (fried) two green → 揉 揉, solution → fried three green → drying (foot fire) (six) quality characteristics. 1. Sensory characteristics: It is shaped like needle pine, its taste is sweet and sweet, the taste is long, and the color is light and pleasant. The shape of the bud leaves is tender and curved, the color is green and smooth, and the whole is evenly divided. The inner scent is long-lasting, the soup is green, clear and bright, the taste is fresh and sweet, and the leaves are green and smooth. 2. Physical and chemical indicators: moisture ≤ 6.0%; total ash ≤ 7.0%; crushed tea ≤ 1.0%; water extract ≥ 30.0%; group fiber ≤ 18.0%; flavonoid ≥ 1.5%. 3. Safety requirements: Product safety indicators must meet the relevant regulations of the state for similar products.

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The producers within the protected area of ​​the Russian-style tea GI products in the Huo Xueyu area may apply to the Quality and Technical Supervision Bureau of Luhu County of Sichuan Province for the use of the “Special Mark for Geographical Indication Products”, which is reviewed by the Sichuan Provincial Bureau of Quality and Technical Supervision. AQSIQ announced the approval. The statutory testing agency for the Huo Xueyu Russian tea is designated by the Sichuan Provincial Bureau of Quality and Technical Supervision.