In order to suit the needs to the high quality diamond of internal diamond market, has been in progress the improvement with the production technology of graphite piece to original synthetic diamond.

为了适应国内金刚石市场对高质量金刚石的需要，对原有的人造金刚石用石墨片的生产工艺进行了改进。

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With larger, synthetic gem quality diamonds coming into the market, investments in larger, natural, high quality diamond will become more attractive than ever.

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