在: "Existence, presence. When used as the second character in a name combined with the third character, it bestows a unique personality and profound meaning."
杉: "Fir wood, the fir tree. In personal names, it symbolizes good character, integrity, nobility, and strong practical abilities."
Meaning: The name 'Zai Shan' has a harmonious rhythm. 'Zai' implies presence and stability, while 'Shan' symbolizes uprightness and resilience, conveying a sense of steadiness and natural beauty.