AECC AERO-ENGINE CONTROL CO.,LTD., formerly AVIC Aero-Engine Controls Co., Ltd., is a China-based company principally engaged in the manufacture of aero engine control systems and related products. The Company operates through three business segments. Engine Control System and Component segment is mainly involved in the development, production, repair and sale of aero engine control systems and derivative products. International Cooperation segment is mainly involved in the subtracting production of civil aviation precision parts for foreign aviation enterprises. Non Civil Aviation and Other segment is mainly engaged in the development, production, sale and provision of services of gas control, new energy control, automatic transmission speed control and engineering and mobile machinery supporting products.