Puer Tea Glossary - Zhi Zheng Tea Shop

„hui gan; 回甜 - Hui 回- return, come back, reply. 甜, gan-sweet. Together - sweet return, sweet aftertaste. Used generally to refer to the aftertaste of tea, be it sweet or not.“

„There is also knowledge that you can gain from drinking the same tea over and over again that you cannot from sampling. This may involve the tea changing on you – a traditionally stored puerh gradually losing its storage taste, for example. Or, it can just be that you start noticing nuances that were there, but were not necessarily obvious the first few times you try it.“