思: Thought, intellect. In names, it often signifies quick thinking, sharp wit, and intelligence.
栋: Pillar, the main beam. When used in personal names, it often signifies a person who is capable of bearing heavy responsibilities, denoting someone with talent and ability.
Meaning: ‘Si’ symbolizes wisdom and thoughtfulness, while ‘Dong’ represents a pillar or mainstay, implying intelligence and the potential to become a backbone of society.