Puerh History - Pu-erh.Net

„In 1940, the Chinese State owned company CNNP started to manufacture Pu Erh Tea with a trademark "Zhong-Cha" at the Fo-Hai Tea Factory (now called "Meng-Hai Tea Factory"). Later, Yun-Nan Tea Company and Guang-Dong Tea Company also produced the same brand and started to export abroad. There were varieties such as red-label, green-label, yellow-label, small-letter and big-letter etc.“

„bing; 饼 - cake. Something shaped like a cake. 茶饼; cha bing - tea cake. This is a cake of tea that has been pressed by hand or machine into a compact form. Easy for transporting and storage. The more tightly pressed it is, the slower the tea will age. They can range in size from 100 gms to several kilograms.“