Operating state-owned assets within the scope authorized by the State Council; research, design, development, testing, production, sales, maintenance, support and services of military aircraft and engines, guided weapons, military gas turbines, weapon equipment supporting systems and products; investment and management of finance, leasing, general aviation services, transportation, medical care, engineering survey and design, project contracting and construction, real estate development and other industries; civil aircraft and engines, airborne equipment and systems, Design, research, development, testing, production, sales and maintenance services of gas turbines, automobiles and motorcycles and engines (including parts), refrigeration equipment, electronic products, environmental protection equipment and new energy equipment; equipment leasing; engineering survey and design; project contracting and construction; real estate development and operation; technology transfer and technical services related to the above businesses; import and export business; technology development and sales of ships; engineering equipment technology development; technology development of new energy products.