Lingyun white tea, named after its leaf back is full of white. There is a good cloud of alpine clouds, and Lingyun white tea is grown in the misty Wang Laoshan and Qinglongshan mountains, and it is the best in tea with its unique taste and shape and high medicinal value. The unique natural environment makes Lingyun White Tea become a rookie in China's famous tea with five characteristics: color, green, mellow taste, strong flavor and resistance to foam.

Lingyun white tea quality technical requirements (a) variety. White tea. (2) Product types. 1. Green tea. 2. Black tea. (3) Cultivation techniques. 1. Soil requirements: The soil in the tea area is red soil, red soil and yellow soil. The depth of the soil layer is more than 40?, the texture is loose and fertile, the organic quality is high, and the pH is between pH 4.5 and PH6.0. 2. Fertilizer and water management: According to the long-term, seasonal and staged nature of the tea tree, the organic fertilizers such as green manure and farmyard manure are mainly used. 3. Planting method: It should be selected in autumn and early spring. Plant at the set density, backfill the soil to the root neck, pour the appropriate amount of fixed water, and finally add a layer of loose soil. (4) Harvesting and processing. 1. Harvesting: The harvesting period is from March to the end of November each year. 2. Processing: (1) Green tea: fresh leaves - storage green - killing green - 揉捻 - hair fire - mentioning - foot dry - hair tea. (2) Black tea: fresh leaves - apricot (wild) - 揉捻 - fermentation - first bake - spread cool - styling, mentioning - foot drying - Mao tea. (5) Product quality characteristics. 1. Sensory characteristics: color: green, tender green, tender yellow, dark green and yellow green. Aroma: fragrant, chestnut, tea, fresh, coarse, and grassy. Taste: fresh, mellow and refreshing, sweet aftertaste. 2. Physical and chemical characteristics: water invaders 46.76%, amino acids 3.36%, tea polyphenols 35.6%, caffeine 4.91%, catechin 0.18%.

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Producers within the scope of protection of Lingyun Baihaocha GI products may submit an application to the Lingyun County Quality and Technical Supervision Bureau for the use of the “Special Mark for Geographical Indication Products”, which is approved by the General Administration of Quality Supervision, Inspection and Quarantine.