Tea is a unique healthy beverage in the world. The tea plant, its cultivation, and harvesting do not fit into any typical crop planting pattern. Since tea leaves were discovered by the Chinese people 2700 years ago, tea has been found to be a multifunction product in modern society. Drinking tea became more and more popular as population of tea consumers increased gradually. Furthermore, tea processing and trade are specific to tea. This article starts with the tea types and production and finishes with the tea marketing and trade.