Licensed Projects: Import and export of goods, Technology import and export( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business items are subject to the approval results.) General Projects: Auto parts and accessories manufacturing, Auto parts wholesale, Mechanical parts、 Parts processing, Mechanical parts、 Parts Sales, Instrument Manufacturing, Instrument sales( Except for projects that require approval according to law, Carry out business activities independently in accordance with the law with a business license)