Literature Reference: 菱花寒不落，冰质夏长清。—— 《秦镜》 The water chestnut flowers do not fall in the cold, and the icy purity lasts long into the summer. Source from 'Qin Jing'.
长: Strengths, merits.
清: Pure and clear. When used in personal names, it often symbolizes gentleness, virtue, and talent, representing innate intelligence and a noble, auspicious character.
Meaning: Chang Qing symbolizes enduring purity and clarity, like ice that remains untainted and the eternal freshness of summer.