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大同煤矿集团近年来大胆探索与实践循环经济发展之路,建成了全国煤炭行业中第一个规划最完整、效果最明显的循环经济园区,为煤炭企
In recent years, Datong Coal Mine Group has boldly explored and practiced the road of circular economy development and built the first circular economy park with the most complete planning and most obvious effect in the coal industry in the country.