最近，兖矿集团公司进行了管理体制的重大变革。
Yanzhou Mining Group underwent a major transformation in its management system recently.
兖矿集团副总经理张鸣林主持评审会。
Yanzhou Mining Group Vice President Zhang Minglin chair will be assessed.
兖矿集团东滩煤矿的特级高产高效矿井建设已经步入世界先进行列。
Operation of the extra high efficiency and output mining in Dongtan Coal Mine, Yanzhou Mining Group has reached the world's advanced level.
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