700m Hadong, Jiri San, KyungSangNamdo. Clear mountain stream, Rock based soil, high and cool altitude, the environment is a heaven for growing tea. May is the high season of harvesting this "Bird's tongue" original Korean tea, and processing them to be JakSulCha; A proper term of Korean "green" tea. Since the term "green tea" is a direct translation of Japanese tea, and the process is different, traditional Korean tea farmers address their tea as Bird's tongue = Jak Sul tea.