tea named Tieh-Kuan-Yin (iron godness 这是我在DICT.CN上看到的,字面上的翻译,你想选哪个就哪个吧)
Ti Kwan Yin (铁观音)Pouchong
Tie Guanyin is OK. Because it is just called in China.
Ti Kwan Yin Ti Kwan Yin translates as “Iron Goddess of Mercy”