Mr. Sach (Acting Under-Secretary-General for Management) introduced the fourth annual progress report of the Secretary-General on the implementation of the capital master plan (A/61/549).
1. Sach先生（主管管理事务代理副秘书长）介绍秘书长的基本建设总计划执行情况第四次年度进展报告（A/61/549）。