His father passed away when he was eight years old, and his inheritance was kept in trust for him by his mother. When art dealers came around to the Chang household, Chang began to deal in antiques with the recommendation and support of his elder brothers.
8 歲時，父親去世，兄弟分家，他因年紀太小，所繼承的家業暫由母親代管，當時經常有古董商向張家兜售，年幼的他在兄長建議、推薦下，開始購買古董。