Literature Reference: The outer secrets reveal the beauty of a thousand peaks, while the side channels rush with a hundred streams. Source from 'Ti Huangshan Tangyuan'.
外: Exterior; the outside. It is the opposite of "inside" or "within."
秘: Rare and enigmatic, often denoting a sense of uniqueness and preciousness in a name.
Meaning: The outer secrets signify the hidden beauty of nature, with the thousand peaks representing the grandeur and mystery of the landscape.