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1993年7月14日,化工矿山行业协会在河北涿州市召开第一届常务理事会,讨论磷硫矿山目前面临的严峻形势和对策,50多位代表出席了会议。
On July 14, 1993, the Chemical and Mining Industry Association held its first standing council in Danzhou City, Hebei Province to discuss the severe situation and countermeasures currently facing the phosphorous and sulfur mines. More than 50 delegates attended the conference.