Welcome to Zhengzhou RJ Diamond Co., Ltd's website!

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      PRODUCT / 產品展示

      APLICATION / 應用領域

      PROFILE / 公司簡介

      Zhengzhou RJ Diamond Co., Ltd. (short in “RJ”) specializes in research, development, manufacture, and marketing of super abrasive materials and products. Our products include Diamond Wire Drawing Die Blanks, PDC...

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      NEWS / 新聞資訊

      Development and Application

      Diamond grinding wheel and CBN grinding wheel are the most typical tools in...

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      The Applications of Abrasive Products

      We are the fifth country that is able to independently develop...

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      Applications of Abrasive Products

      Abrasive products are widely used in military industry, which are...

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      Synthetic Diamond

      The diamond industry was once a leading industry in Bozhou, but has gradually...

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