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.“

„Depending on the desired product and speed, from quickest and tightest to slowest and loosest, pressing can be done by a lever press, which was operated by hand for tight pressings and has largely been replaced by the modern hydraulic press.“