Licensed Projects: Shipbuilding, Design and production of civil aircraft parts, Civil aircraft maintenance, Ship Design, Ship repair。( 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: Ship Sales, Ship Automation、 Detection、 Monitoring system manufacturing, Traffic safety、 Controlled special equipment manufacturing, Manufacturing of electrical signal equipment, Electrical equipment sales, Industrial automatic control system device manufacturing, Instrument Manufacturing, Instrument repair, Instrument sales, Mechanical equipment research and development, Special equipment repair,Metal material manufacturing, Metal product sales。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)