gem and jewellery export promotion council of india
印度宝石及珠宝出口促进委员会
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The rules drawn up by the country's Gem and Jewellery Export Promotion Council require all exporters of rough diamonds to India to declare the stones' countries of origin.
BBC: Diamond
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