@dathuynhngoc30: The CH-47 is a heavy-lift cargo helicopter developed by Boeing (formerly Vertol). Its full name is the Boeing CH-47 Chinook, and it is primarily used for transport missions, carrying troops, weapons, and military equipment. This helicopter has the ability to carry heavy loads and features a unique design with twin intermeshing rotors, which provide stability and maneuverability when transporting cargo or performing rescue operations and battlefield support. The CH-47 has been widely used by the military of many countries, including the United States and NATO member nations. #helicopter #chinook #ch47 #army #usa