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2007年3月25~26日,中国建筑砌块协会第十六届会员代表大会(以下简称:三亚年会)和理事会七届一次会议在海南三亚度假
From March 25 to March 26, 2007, the 16th Member Congress of China Building Block Association (hereinafter referred to as: Sanya Annual Meeting)