Huajing Group was established in 1993, is China's largest quartz crystal production base of the device.

华晶集团成立于1993年，是中国国内最大的石英晶体器件生产基地之一。

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The gold-bearing quartz vein developed in the Xiajiang Group of Neoproterozoic in southeastern Guizhou Province and western Hunan Province has a great potential.

贵州省东南部和湖南省西部接壤的大片新元古代下江群分布地区盛产的石英脉型金矿具有较大远景。

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Foziling Group in the Dabie Mountains is composed of SLATE, phyllite, mica quartz schist, etc.

大别山北部佛子岭群变碎屑岩主要由板岩、千枚岩和云母石英片岩等所组成。

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Another formidable competitor is Swatch Group, better known for the cheap plastic watches that helped save Switzerland when the quartz revolution looked as if it would relocate the entire watch industry to the Far East.

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