Literature Reference: 大红斾引碧幢旌，新拜将军指点行。——《送徐州高仆射赴镇》 A grand red banner leads the emerald flags, guiding the newly appointed general on his march. From 'Seeing Off Governor Gao of Xuzhou to His Post'.
碧:
The character "碧" originally referred to emerald-green jade, and later extended to signify the color emerald green. In names, it often conveys a sense of vitality and vibrancy.
旌: The flag symbolizes noble and graceful individuals, harmony between superiors and subordinates, gentleness and benevolence, prosperous success, and a favorable environment.
Meaning: The emerald flags symbolize nobility and authority, often representing a general's banner, signifying honor and leadership.