19. 强调必须让相关区域和次区域组织与进程参与论坛活动，包括论坛第十六届会议在内，从而交流经验教训和最佳做法；
19. Emphasizes the importance of involving relevant regional and subregional organizations and processes in the activities of the Forum, including at its sixteenth session, to share lessons learned and best practices;