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Why should green tea, oolong tea, yellow tea and other tea be fixation?

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HABARI MPYA KABISA

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Why should green tea, oolong tea, yellow tea and other tea be fixation?

19 Mar, 2020

This step of fixation is mainly used for the production of various non-fermented or semi-fermented teas. The enzyme activity in fresh leaves is reduced by high temperature, and the tea polyphenols in fresh leaves are stopped from oxidative fermentation. At the same time, the odor of the grass is removed, and the aroma of the tea is excited. And the water in the fresh leaves is evaporated, making the fresh leaves more soft, which is conducive to subsequent rolling processing, and the tea is not easy to break. After green tea fixation, it needs to be cooled to reduce the temperature of the tea and emit moisture to prevent the high-temperature moisture from suffocating the tea.