- Production and sales of Song Da Cement products, cement bags, construction materials. - Quarrying by blasting method. - Trading in non-ore materials, construction iron and steel, gasoline and lubricants. - Trading materials, equipment, spare parts for repairing construction machines, transport cars, repair of overhaul cars. - Transporting sand and exploiting sand by means of suction ships and ore buckets. - Transporting explosive materials to serve the construction site. - Other industries under business license. |