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中国选矿科技情报网、中国有色总公司选矿情报网、云南省有色金属工业公司、云南省黄金工业公司、云南省个旧科学技术协会、中国选矿科技情报网个旧分网、中国选矿科技情报网南方乡镇企业网于1987年11月27日至12月1日,在云南省个旧市联合召开了全国首届中小有色金属企业选矿技术会议。来自全国21个
China Mineral Processing Science and Technology Information Network, China Nonferrous Metals Corporation Mining Information Network, Yunnan Nonferrous Metals Industry Corporation, Yunnan Gold Industry Company, Gejiu Science and Technology Association of Yunnan Province, China Mineral Processing Science and Technology Information Network Gejiu Branch, China Science and Technology Information Network Southern Township Enterprise Network in November 27, 1987 to December 1, held in Gejiu City, Yunnan Province, the first national small and medium-sized non-ferrous metals business beneficiation technology conference. From the country 21