展会时间:2016-05-12 至 2016-05-14
大连是东北地区最开放城市,是东北地区及内蒙古东部地区的对外交流窗口,是东北地区经济最发达的城市。大连市的工业产值在东北四个主要城市(哈尔滨、长春、沈阳 ...
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