In terms of specialized knowledge, Chang learned much facing Taipei's traffic problems as city speaker. Before the complex duties of minister, Chang has had to quickly get into the thick of things, making time for briefings and reading documents. He says, "In the future there will be more division of responsibility, and matters will be delegated based on their importance."
在交通專業知識方面，張建邦於台北市議會議長期間，因經常面對台北市交通問題，他已下了一番工夫研究，但交通部業務十分龐雜，張建邦為盡速進入狀況，一方面抽空聽取各單位簡報，一方面幾近事必躬親地批閱公文。