Literature Reference: Vast and boundless is the heavens, there is nothing that it does not uphold. Source from 'Book of Songs: Minor Odes: Jie Nan Shan'.
浩: "Vast and grand, often used in personal names to signify a broad-minded and ambitious spirit."
昌: Prosperous; thriving. When used in personal names, it often conveys the meaning of flourishing and prosperity, greatly aiding one's career and fortune.
Meaning: Vastness signifies broadness and grandeur, while prosperity signifies flourishing and thriving. Hao Chang implies a broad mind and prosperous endeavors.