Literature Reference: 还指西院花，仍开北亭酒。——《梦与李七庾三十三同访元九》白居易 Pointing still to the flowers in the west courtyard, we opened again the wine in the north pavilion. Source from 'Meng yu Li Qi Yu Sanshi San Tong Fang Yuan Jiu' by Bai Juyi.
北: Direction, in the morning facing the sun, the side to the left hand, opposite to "south".
亭: Standing gracefully, poised and dignified. Her posture is exquisite, and her demeanor is truly remarkable.
Meaning: The North Pavilion symbolizes tranquility and elegance, a place where Bai Juyi gathered with friends.