Literature Reference: Outstanding individuals are sincere and tireless. Source from 'The Doctrine of the Mean' in 'The Book of Rites'.
俊: Handsome and elegant, a person of remarkable intelligence, often signifying excellence, distinction, and prominence in a name.
至: Arrive; reach the pinnacle, the utmost, attaining the zenith.
Meaning: A person of exceptional talent and noble character, striving for sincerity and tirelessness.