Literature Reference: 巴人常小梗，蜀使动无还。—— 《将晓二首 一》 作者：杜甫 The people of Ba often face minor troubles, and the envoys of Shu seldom return. Source from 'Jiang Xiao Er Shou Yi' by Du Fu.
蜀: One of the feudal states during the Zhou Dynasty, located in the area of present-day Chengdu, Sichuan Province.
使: To dispatch, to send on an official mission.
Meaning: The envoy of Shu represents loyalty, mission, and distant journeys.