Licensed Projects: civil aircraft( engine、 propeller) Production。( 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: Construction machinery manufacturing, Construction machinery sales, Sales of plug-in hybrid dedicated engines, Generator and generator set manufacturing, Sales of generators and generator sets, Special equipment repair, Electrical equipment repair, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Information consulting services( No licensing information consulting services), Special equipment manufacturing( Excluding licensed professional equipment manufacturing), Mechanical parts、 Parts processing, Mechanical parts、 Parts Sales, Construction machinery and equipment rental, Agricultural machinery rental, Lubricant sales, Petroleum products manufacturing( No hazardous chemicals), Agricultural machinery sales, Clothing and accessories retail, Daily necessities sales, Hardware product retail, Sporting goods and equipment retail, Sales of industrial textile products, Stationery retail, Toy sales, Sales of special labor protection products, Spraying processing, Non-residential real estate rentals。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)