Puerh History - Pu-erh.Net

„Head Tea (aka Golden Melon) is shaped like a ball, weighing between 2 Liangs and 10 Jins ( 1 Jin = 500 grams). They were mainly for domestic trade or serving as tributes to emperors. Stacks of Golden Melons progressing in size from gigantic to small are considered to be a status symbol.“

„fa jiao; 发酵 - To ferment/fermented. Shu Puer tea is a made by a process of fermentation. Raw puer is referred to as hou fa jiao cha - post-fermented tea -which technically is said to be a mix of oxidation and fermentation.“