CYD vs NOC

China Yuchai International Limited

China Yuchai International Limited, through its subsidiaries, manufactures, assembles, and sells diesel and natural gas engines in the People's Republic of China and internationally. It operates in two segments, Yuchai and HLGE. The company provides diesel engines comprising 4- and 6-cylinder diesel engines, high horsepower marine diesel engines, and power generator engines, as well as natural gas engines, diesel power generators, diesel engine parts, and remanufacturing services for light trucks, medium and heavy-duty trucks, buses and passenger vehicles, and marine and industrial applications; and generator sets, as well as plug in hybrid engines, range extenders, power generation powertrains, hybrid powertrains, integrated electric drive axel powertrains, and fuel cell systems. It also manufactures diesel engines for construction and agriculture applications, as well as supplies after-market parts and services. In addition, it engages in hospitality and property development activities. Further, the company designs, produces, and sells exhaust emission control systems. The company distributes its engines directly to auto original equipment manufacturers, agents, and retailers, as well as provides maintenance and retrofitting services. It has a strategic partnership with Sunlong Bus to develop electric vehicles. The company was founded in 1951 and is based in Singapore.

Northrop Grumman Corporation

Northrop Grumman Corporation operates as an aerospace and defense company worldwide. The company operates through four segments: Aeronautics Systems, Defense Systems, Mission Systems, and Space Systems. The Aeronautics Systems segment designs, develops, manufactures, integrates, and sustains aircraft systems for strategic and tactical intelligence, surveillance, and reconnaissance (ISR) missions; and long-range strike aircraft systems, tactical fighter aircrafts, and airborne battle management systems. The Defense Systems segment offers weapon and mission systems for the U.S. military and civilian agency customers. Its principal products and services include integrated battle management systems, weapons systems, information technology services, and intelligence operations. This segment provides command and control and weapons systems, including munitions and missiles; precision strike weapons; propulsion, such as air-breathing systems; and gun systems and precision munitions. It also offers life cycle service and support for software, weapons systems, and aircraft; security services, including information and cyber operations; intelligence analysis and support; and IT infrastructure, such as cloud. The Mission Systems segment offers command, control, communications, and computers ISR systems; radar, electro-optical/infrared, and acoustic sensors; electronic warfare systems; communications and network systems; processing systems; navigation; and maritime power, propulsion, and payload launch systems. This segment also provides airborne sensors and networks; cyber and intelligence mission solutions; maritime/land systems and sensors; and navigation, targeting, and survivability solutions. The Space Systems segment offers satellites and payloads; ground systems; missile defense systems and interceptors; launch vehicles and related propulsion systems; and strategic missiles. Northrop Grumman Corporation was founded in 1939 and is based in Falls Church, Virginia.