Literature Reference: 汉家三十六将军，东方雷动横阵云。—— 《相和歌辞 东门行》 Thirty-six generals of the Han dynasty, thunder rumbles in the east, clouds of war spread horizontally. Source from 'Xianghe Geci Dongmen Xing'.
雷: Thunder and lightning, the roar of thunder. When used in personal names, it often depicts a person who is decisive, courageous, and ambitious.
动: Action, movement, motion. To change one's original position or break away from a state of stillness. Metaphorically, it signifies health and vigor.
Meaning: Thunder rumbling symbolizes power, majesty, and an unstoppable force, describing a grand momentum like the might of thunder.