Literature Reference: Faithfulness means sincerity; 'Yu' refers to oneself. Source from 'Shuowen Jiezi'.
信: Integrity, embodying the virtues of honesty and keeping one's word, is often reflected in names, suggesting a person's commitment to trustworthiness and reliability, which in turn fosters favorable interpersonal relationships and fortune.
余: Surplus, a metaphor for a life of abundance and prosperity.
Meaning: Faithfulness and self-awareness, embodying the pursuit of integrity and self-worth.