Tea Leaves, commonly known as tea, generally includes the leaves and buds of the tea tree. Tea ingredients include tea polyphenols, amino acids, catechins, caffeine, moisture, ash, etc., which are good for health. Tea beverages made from tea leaves are one of the three major beverages in the world.

Historical source

More than 6000 years ago, the ancestors who lived in Tianluo Mountain, Yuyao, Zhejiang, began to plant tea trees. Tianluo Mountain is the earliest place where tea trees were planted artificially in China, discovered so far by archaeology.

After Emperror Qin unified China, it promoted economic exchanges between Sichuan and other regions, and tea planting and tea drinking gradually spread from Sichuan to the outside, first spread to the Yangtze River Basin.

From the late Western Han Dynasty to the Three Kingdoms period, tea developed into the court's premium beverage.

From the Western Jin Dynasty to the Sui Dynasty, tea gradually became an ordinary beverage. There are also increasing records about drinking tea, tea has gradually become an ordinary beverage.
In the 5th century, tea drinking became popular in the north. It spread to the northwest in the sixth and seventh centuries. With the widespread spread of tea-drinking habits, tea consumption has increased rapidly, and since then, tea has become a popular beverage of all ethnic groups in China.

Lu Yu (728-804) of the Tang Dynasty pointed out in the "Tea Classics": "Tea is a drink, originated from the Shennong clan, and heard by Lu Zhougong." In the Shennong era (approximately 2737 BC), tea trees were discovered. The fresh leaves can detoxify. "Shen Nong's Materia Medica" once recorded: "Shen Nong tastes a hundred herbs, encounters 72 poisons a day, and gets tea to relieve it." This reflects the origin of the discovery of tea to cure diseases in ancient times, indicating that China has used tea for at least four thousand years history.

To the Tang and Song dynasties, tea has become a popular drink that "people can't live without."