Literature Reference: 自周之先，其艰其勤。以有疆宇，私我后人。—— 《琴曲歌辞 越裳操》 From the early days of Zhou, through hardship and toil, we established our borders to pass them down to our descendants. Source from 'Yuechang Cao'.
疆: Region, domain. In names, it often conveys the meaning of vastness and expansiveness.
宇:
Graceful and noble, the name embodies a broad mind and lofty ambitions.
Meaning: Jiang Yu symbolizes the vastness and stability of a nation's territory, representing inheritance and enduring strength.