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China and the United …
Date：2012-04-11Ago, China and the United States investment and cooperation forum held in Beijing. The Chinese representative at the foru… [more]
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Upgrading of traditio…
Date：2012-04-10Stone, building materials, glass, ceramics, refractories, precious stones and other fields of processing has been the lar… [more]
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Research progress and…
Date：2012-02-02[Abstract] diamond film is synthesized by chemical vapor deposition method was a holocrystalline polycrystalline pure dia… [more]
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Comparison of grain s…
Date：2012-01-01The table below is the degree and size of domestic diamond table, which is PCD size comparison table. Believe that the ma… [more]
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WeiYing tools: pegs r…
Date：2011-04-14Excellent quality from careful operation. The picture is a hard worker in the workshop to concentrate on work.Not long ag… [more]