Literature Reference: 昱，日光也。——《说文》；岱，泰山也。——《说文》 Yu means sunlight, as recorded in 'Shuowen'; Dai refers to Mount Tai, also from 'Shuowen'.
昱: Sunlight, radiance, and illumination. In names, it often conveys the meaning of warmth and a luminous, radiant presence.
岱: The alternate name of Mount Tai in China, which carries no literal meaning in the name itself.
Meaning: Yu Dai symbolizes brightness like sunlight and steadfastness like Mount Tai, representing radiance and nobility.