Licensed Projects: Mineral Resources( Non-coal mines) mining( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.) General Projects: Manufacturing of special equipment for oil drilling, Geological exploration technical services,Specialty chemical product manufacturing, Underwater system and operation equipment manufacturing, Deep-sea oil drilling equipment manufacturing, Offshore engineering platform equipment manufacturing, Sales of underwater systems and operating equipment, Manufacturing of special equipment for environmental protection, Sludge treatment equipment manufacturing, Sales Agent, Software Development, Information technology consulting services( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)