Tea, commonly known as tea, generally includes the leaves and buds of tea trees. [1] Other names include tea, cashew (ji, tea, and bun (chu n). [2] Tea contains catechins, cholesterone, caffeine, inositol, folic acid, and pantothenic acid, which are beneficial for health. The tea beverage made from tea is one of the three major beverages in the world.

Tea originated in China and was first used as a sacrifice. But it has been used as a vegetable since the late Spring and Autumn period, developed into medicinal use in the middle of the Western Han Dynasty, and only developed into a high-end beverage for the court in the late Western Han Dynasty. It was after the Western Jin Dynasty that it became popular among the people as a common beverage. The earliest artificial tea cultivation site was discovered at the Tianluo Mountain site in Yuyao, Zhejiang, with a history of over 6000 years. Tea drinking began in China. The leaves are leathery, round or oval in shape, and can be soaked in hot water for drinking. They are divided into six categories based on variety, production method, and product appearance. According to the season, tea can be divided into spring tea, summer tea, autumn tea, and winter tea. Processing various types of raw or refined tea leaves to form added tea, including flower tea, compressed tea, extracted tea, medicinal and health tea, tea food, tea containing beverages, etc