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'."
仙:
Fairy, celestial maiden. In mythology, they are said to possess extraordinary abilities.
Meaning: The character 'Du' symbolizes resilience and vitality with its wood element, while 'Xian' represents transcendence and purity, akin to an immortal.