Changsha Mining Research Institute Co., Ltd., established on 2003-02-26, Business scope includes mineral resources development technology and equipment,Mine Safety Technology,Scientific research on civil blasting technology,Development and transfer of results,consult;Mining electromechanical,mining process,mining equipment,mine safety,Mineral dressing,filling,Explosion-proof technical training(Excluding for-profit vocational qualification training and vocational skill training);Metallurgical mine engineering design,Construction general contracting and project management and related technical and management services;Design of geological disaster prevention and control,construction;Geological Hazard Risk Assessment;Metallurgical Engineering Consulting;Information and automation control engineering design,construction;Research,Production,processing,repair,Sales of mining equipment,Metallurgical equipment,Construction machinery products,cleaning cutting equipment,Chemical Products(Free of hazardous and monitored chemicals),Welding and cutting equipment and complete sets of instruments;sell metal,Non-metallic materials and products;Product quality and safety production testing and inspection(Restrict subordinate enterprises to operate with a license);industrial waste(Does not contain hazardous waste)Comprehensive utilization of;Own house rental service,Property Management Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)