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    • Concern: Decrease in new orders for machinery an…
    • Analysis of the five major trends in the develop…
    • Fengshen Tire HN338 pattern patented
    • Three Surveillance Laboratory Laboratory Compari…
    • China National Heavy Duty Truck HOWO 70 bulk car…
    • How to Judge the Failure of Hydraulic Pumps
    • Shaanxi promotes structural adjustment of produc…
    • Japanese company uses waste plastics to produce …
    • Shandong will vigorously cultivate the typical e…
    • Shandong will vigorously cultivate the typical e…
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