Literature Reference: 策杖谒天子，驱马出关门。请缨羁南越，凭轼下东藩。—— 《横吹曲辞 出关》 魏征 With staff in hand, I sought the emperor; with horse, I passed the frontier gate. Offering my service to the southern Yue, leaning on the chariot rail, I traveled to the eastern vassal state. Source from 'Chu Guan' by Wei Zheng.
凭: "Relying on and leaning upon," metaphorically referring to good interpersonal relationships and the ability to gain support and assistance.
轼: The term originally refers to a horizontal wooden bar installed at the front of a carriage for passengers to lean on.
Meaning: Leaning on the chariot rail symbolizes loyalty, bravery, and responsibility, expressing the determination to serve the nation.