(b) Play a proactive role in promoting the development of national and regional transport systems through international policy dialogues and operational activities as well as regional and inter-subregional networking;
(b) 通过国际政策对话和业务活动以及建立区域及次区域间的网络联系，在促进国家和区域运输系统的发展方面发挥积极主动的作用；