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Henan Longyu Coal Chemical Company Limited,un-der Yongcheng Coal and Electric Power Group Corporation,has put into operation of a new metha-nol facility in Yongcheng of Henan province.
Henan Longyu Coal Chemical Company Limited, un-der Yongcheng Coal and Electric Power Group Corporation, has put into operation of a new metha-nol facility in Yongcheng of Henan province.