第四，加强在国际和区域经济事务中的配合与协调。
Fourth, to strengthen coordination and cooperation in international and regional economic affairs.
第四，加强在本地区事务中的协调与合作。
Fourth, to intensify cooperation and coordination concerning the affairs of the region.
第四，加强在节能、环保等方面的经验交流。
Fourth, enhance exchanges of experience in improving energy efficiency and environment protection.
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