Guang Lu Xun

What exactly does the Five Senses Lang do with this official position?
Cao Pi Cao Cao doctor Zhonglang Guang Lu Xun Liu Zhen
12-20
The Shu Han Dynasty had four Guanglu Xun, one was Zhuge Liang's concubine and one was Zhuge Liang's political enemy
Zhuge Liang Shu Han Guang Lu Xun Li Yan Liu Bei Xiang Lang Yellow column Matthew Pei Jun
12-17