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Zhangjiagang Free Trade Zone Zhong Diamond International Co. LTD is the worldwide largest professional manufacturer of superhard materials and its high quality industrial diamond and Cubic Boron Nitride (CBN)products.In recent years, taking the "technique advanced,innovation future" as our guidance, we engaged in the continous innovation for series superhard composite materials (PCD, PCD), developed and produced diamond co***ct used as tool cutting, diamond co***ct used as drills of petroleum and ...
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