Ma'adinan Fengshan, dake gundumar Changping, a nan birnin Beijing, shine tushen samar da albarkatun kasa na Beijing Cement Works Co., Ltd., wanda Ma'aikatar Filaye da Albarkatu ta 2011 ta kima matsayin "National Green Minne Pilot Unit" da kuma daya. daga cikin kamfanonin siminti na farko da suka wuce ...
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