Literature Reference: 悬旌心宛转，束楚意绸缪。—— 《想东游五十韵》 The heart of the hanging banner turns and twists, while the bound Chu's thoughts are intricate. Source from 'Thinking of Traveling East: Fifty Rhymes'.
束: To close, to end. It signifies binding, restriction, and constraint, among others.
楚: Vivid and tidy in appearance. This character is auspicious for the family.
Meaning: Bound Chu symbolizes meticulousness and deep affection.