昌: Prosperous; thriving. When used in personal names, it often conveys the meaning of flourishing and prosperity, greatly aiding one's career and fortune.
之: "之乎者也," auxiliary particles, when used in personal names, often refer to someone with exceptional literary talent, profound knowledge, and deep cultural understanding. This character "之" is believed to aid in enhancing one's learning fortune.
Meaning: Chang carries the meaning of brightness and prosperity, while 'zhi' adds a sense of positivity and upward momentum to the name.