Introduction of Chinese Oolong Tea
Oolong tea originated in China, and many people deeply love it for its unique flavor. Oolong tea is neither green tea or black tea, it belongs to its own tea species. The appearance, shape and taste of oolong tea are depended on the growth environment and tea processing method.
The characteristic of oolong tea tend to green tea or black tea depending on tea production method. Green tea is almost no oxidation, so the tea leaves retain the original green and fresh flavor. Black tea is completely oxidized tea during tea processing, which can make tea have dark red color and thick aroma. Oolong tea is semi-fermented tea, which is partly oxidized. Depending on the degree of oxidation in the production process, oolong tea may have a preference for black tea (more oxidized) or green tea (less oxidized). Due to the different degree of oxidation of oolong tea, its flavor can be light or thick, The color of the tea leaves and the color of tea water change from green to gold to brown.
The traditional shape of oolong tea is twisted, rolled or curled into thin strands or tight ball. These shapes depend on how the tea is processed. Rolling is an important step in the tea processing, it not only changed the appearance and color of tea, but also increase the aroma and flavor of oolong tea.
Caffeine of Oolong Tea
The caffeine content of oolong tea is between green tea and black tea. The lower-oxidized teas have less caffeine (similar to green tea) and higher-oxidized tea has more caffeine (similar to black tea). Besides, the there are many factors affecting the content of caffeine, including the growth environment, processing methods and the amount of tea.