Literature Reference: 朗，明也。——《说文》；筠，竹也。——《说文》 Lang means brightness. Source from 'Shuowen Jiezi'. Yun means bamboo. Source from 'Shuowen Jiezi'.
朗: Bright and clean. When used in personal names, it often conveys a sense of purity, sunshine, gentlemanly demeanor, and being well-liked.
筠: Graceful in demeanor, resolute and persevering.
Meaning: Lang signifies brightness and clarity, while Yun represents bamboo, symbolizing nobility and resilience.