背景资料7月6～10日,第十七届中国兰州投资贸易洽谈会取得丰硕成果,共签约项目522个,合同项目金额1822.38亿元,其中引进省外资金1648.38亿元,涉及能源、旅游、现代服务业等十多个行业。7月26日,东北四省区合作行政首长联席会签署了《推进东北地区战略性新兴产业合作协议》、《东北三省与蒙东地区战略合作协议》、《加快建设东北东部经济带合作协议》三个合作协议,继续深入推进四省区互动合作。8月26～28日,2011 Background From July 6 to July 10, the 17th China Lanzhou Investment and Trade Fair achieved fruitful results, with a total of 522 contracts signed, with a contractual amount of 182.238 billion yuan, of which 164.838 billion yuan was from foreign funds, covering energy, tourism, Modern service industry more than 10 industries. On July 26, the Joint Chiefs of Chiefs of the Four Provinces in Northeast China signed the Agreement on Promoting the Strategic Emerging Industries in Northeast China, the Strategic Cooperation Agreement between the Three Northeast Provinces and the Province of East Mongolia, the Agreement on Accelerating the Construction of an Economic Belt in the Northeast of China, Three cooperation agreements, continue to further promote the four provinces and autonomous regions and cooperation. August 26 ~ 28, 2011