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- The patent certificate about Double-wall tank (6)Clicks：2576
2017-06-12 13:46:16 Classification： - The patent certificate about Double-wall tank (5)Clicks：2616
2017-06-12 13:45:38 Classification： - The patent certificate about Double-wall tank (4)Clicks：2596
2017-06-12 13:44:37 Classification： - The patent certificate about Double-wall tank (2)Clicks：2658
2017-06-12 13:43:42 Classification： - The patent certificate about Double-wall tank (3)Clicks：2751
2017-06-12 13:43:04 Classification： - The patent certificate about Double-wall tank (1)Clicks：2725
2017-06-12 13:41:01 Classification： - High - tech enterprise certificateClicks：2576
2017-06-12 13:39:46 Classification： - Advanced material suppliers from SinopecClicks：2777
2017-06-12 13:38:12 Classification： - The certificate of ULClicks：2667
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