Foil bags are generally used in food packaging bag, because it is a very good vacuum effect, aluminum foil bags in the vacuum state can guarantee the quality of the goods and the preservation time. In addition to food, tea aluminum foil vacuum packaging bag can save the original flavor. Domestic fresh tea generally use 3 g of the small package, the packaging bag of raw leaves of green tea, charged into a small amount of nitrogen to reduce the probability of oxidation of tea, keeping the original flavor of the tea.
This process, the rational use of quantitative scales and nitrogen dispensing machines, tea in accordance with the amount of 3 g individually sealed in foil packaging bag filled with the appropriate amount of nitrogen slight expansion of aluminum foil bags, tea antioxidant in ordinary circumstances. ability, thereby ensuring the tea first complete, dry, fresh and fragrant.

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