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本屆展會(huì)由中國(guó)珠寶玉石首飾行業(yè)協(xié)會(huì)和國(guó)土資源部珠寶玉石首飾管理中心、上海黃金交易所、上海鉆石交易所等多家單位聯(lián)合主辦,來(lái)自22個(gè)國(guó)家和地區(qū)的400多家珠寶 ...
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