涵: Tolerance encompasses all, exuding an extraordinary aura of grace.
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 name signifies inclusiveness and steadfastness, embodying a blend of tolerance and firmness.