展会时间:2012-08-23 至 2012-08-25
大会亮点: 大庆油田年度石油物资招投标采购大会同期举办,百亿石油物资采购订单 展期展览+采购对接会+商务酒会+会刊广告=四位一体石油会展营销平台 中国唯一且 ...
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