Literature Reference: 汜水初呈秘象，温洛荐表昌图。—— 《唐大飨拜洛乐章 显和》 The auspicious signs first appeared at the Si River, and the warm Luo River presented the prosperous map. Source from 'Tang Da Xiang Bai Luo Yue Zhang Xian He'.
昌: Prosperous; thriving. When used in personal names, it often conveys the meaning of flourishing and prosperity, greatly aiding one's career and fortune.
图: Strategy and Blueprint.
Meaning: Chang Tu symbolizes prosperity and grand vision, indicating thriving development and a bright future.