Literature Reference: 南辕时伫立。—— 杜頠《相和歌辞 从军行》 Standing still facing south. Source from Du Yi's 'Song of Joining the Army'.
南: In the southern direction lies a metaphor for lofty aspirations and grand ideals, embodying the wish for dreams to come true.
辕: The shaft of a carriage, also referred to as the driving shaft, is used to denote government offices as well.
Meaning: Facing south symbolizes determination and perseverance towards one's goal.