Literature Reference: 凯，和也。——《说文》；胤，继也。——《说文》 'Kai' means harmony; 'Yin' means succession. Source from 'Shuowen Jiezi'.
凯: Triumphant song, a victorious return. It metaphorically signifies exceptional ability leading to certain success.
胤: Descendants, heirs, succession. In names, it often signifies the blessings bestowed upon future generations, representing profound fortune and benevolence. It not only denotes abundant personal prosperity but also the ability to extend these blessings to one's family lineage.
Meaning: Harmony and succession, symbolizing the continuation and prosperity of the family.