Puer Tea Glossary - Zhi Zheng Tea Shop

„ku se; 苦涩 - Bitter and astringent. The nature of new raw Puer is a little astringent and bitter, followed by a sweet aftertaste. However, a bitterness with no sweet aftertaste is not typical of Puer and an astringency which is not comfortable would not be considered good tea. “

„Unlike green tea produced in china which is dried with hot air after the pan-frying stage to completely kill enzyme activity, leaves used in the production of pu-erh are only pan-fried and thus a small amount of enyzmes are left which contribute a minor amount of oxidation to the leaves during sun-drying“