Literature Reference: 楒，木名，可作弓。——《说文解字》 Si, a type of wood used for making bows. Source from 'Shuowen Jiezi'.
楒: The Twin Trees (a pair of intertwined trees symbolizing deep, inseparable bonds in Chinese culture).
Meaning: The si wood is resilient, symbolizing strength and perseverance, embodying determination and tenacity.