China tea as a commodity is classified into six categories: green tea, black tea, oolong tea, scented tea, white tea and compressed tea.

Each category can further be classified into many species and grades according to its producing places, species of plant, technology in processing and resulting characteristics. Each species is sorted into several grades.

（1）Green Tea
Green tea is the most abundantly grown tea in China. Accounting for more than fifty percent of the whole tea crop. It is non-fermented. Every producing area. regardless of districts. Turns out green tea. It can be classified as shown in the following table:

（2）Black tea
Black tea is a chief kind of tea produced in China and it is fermented The main species are black tea as follows:

（3）Oolong Tea
Oolong tea is semi-fermented and is one of the special China tea prepared in Fujian, Taiwan and Guandong Provinces. It can further be classified ac-cording to genus of tea, processing methods and quality of tea into the following kinds:

（4）Scented Tea
Scented tea is reprocessed tea produced only in China by scenting crude tea (or prime tea)with fragrant flowers in a closed cabin. It is classified according to the nature of crude tea and the flower used in scenting.