Puerh tea brick in box.
Translation of the label reads: "The factory is in Yiliang county of Yunnan and is specialised for Puerh tea production. The selected tea leaves are from the finest large leaf tea and well fermented for years. This label is for avoiding any counterfeiting. Yours Sincerely, Wénxiáng, Licensed Tea Inspector of the factor"
Translation of the stamp of the label reads: "The tea brick is a Royal Warrant of Appointment product "
Puerh tea is one of the most fermented teas in the world.