At 25 Chang was made a chef. At 28 he became a district chef responsible for four restaurants. And at 30 he became the vice general chef of the company, responsible for 18 restaurants.
25 歲時張國榮坐上主廚寶座，28 歲成為掌管 4 家餐廳的分區主廚，30 歲那年，更當上掌理 18 家餐廳的美心集團副總廚，享有令人豔羨的台幣百萬年薪。