Literature Reference: 延者，长也；闳者，大也。—— 《说文解字》 Yan means long, Hong means vast. Source from 'Shuowen Jiezi'.
延: "To extend, to introduce, and to facilitate the attainment of grand achievements, this character is auspicious for garnering fame, fortune, and good luck."
闳: Grand and expansive, vast and profound.
Meaning: Yan signifies longevity and continuity, while Hong represents vastness and grandeur, symbolizing a profound and boundless future.