西: Auspicious for academic pursuits, it is a character that heralds great achievements in the future.
杜: Du Kang, Du Fu. The character "Du" refers to the sweet pear tree, as stated in the "Shuowen Jiezi" dictionary: "The male is called 'Tang', and the female is called 'Du'."
Meaning: The character 'Xi' represents the West, symbolizing openness and distance; 'Du' has the wood element, embodying vitality and resilience.