Literature Reference: 论材媿杞柟。—— 《楼上》杜甫 In discussing talents, I am ashamed before the qin and nan trees. Source from 'Lou Shang' by Du Fu.
杞: Lycium, also known as Chinese wolfberry, is a medicinal herb. Additionally, it serves as a surname.
柟: Like the "Nan" tree, its trunk stands tall and straight, symbolizing an iron will and a robust, vigorous constitution.
Meaning: Qi and nan trees symbolize high-quality timber, representing resilience, integrity, and excellence.