Military Factory is a well-known military information website in the United States, mainly providing information on the specific parameters and technology of modern small military weapons, large weapons and equipment, the use and ranking of U.S. military weapons, the history and latest development of military weapons worldwide, the distribution of world armed forces, the latest progress in military technology, the history of World War II, military education and training, etc.

GeneralDynamics is one of the world's top ten defense contractors, listed on the New York Stock Exchange, founded in 1899 under the name of Electric Boat, changed to General Dynamics in 1952, and acquired Convair, Combat Systems, Motorola Integrated Systems, and so on. The company is now mainly divided into marine systems, weapons systems (production of tanks, armored vehicles, machine guns, etc.), information systems, aviation systems.

The United The United States Coast Guard (abbreviated as USCG) is one of the seven uniformed services of the United States, established in 1790, is responsible for handling various maritime law enforcement matters.

Aerojet is a U.S. military company founded in 1942 and headquartered in Sacramento, California, whose products include rocket engines, missiles, satellites, etc. It has participated in the Apollo program, the The company has participated in major projects such as the Apollo Project and the U.S. National Missile Defense System.

The U.S. Department of Defense Advanced Research Projects Agency ( Defense Advanced Research Projects Agency (DARPA) is an administrative agency under the U.S. Department of Defense, established in 1958, is responsible for research and development of high technology for military purposes.

Smith & ;amp;amp; Wesson) is an American firearms manufacturer founded in 1852 and headquartered in Springfield, Massachusetts, known for making revolvers.

Huntington Ingalls Industries ( Huntington Ingalls Industries is a U.S. shipbuilder established in 2011 by spinning off its shipbuilding business, which produces a variety of warships and submarines.

Browning Arms Company ( Browning Arms Company is an American firearms manufacturer founded in Ogden in 1927, whose products include pistols, rifles, shotguns, sporting bows, knives, and more.

Veterans of Foreign Wars ( Veterans of Foreign Wars (VFW) is a national veterans' organization in the United States, formed in 1913-1914 by the merger of three veterans' associations formed in the immediate aftermath of the Spanish-American War in 1899. The organization aims to help veterans enter society, defend veterans' interests, and establish programs for health care, social welfare, and the protection of women's rights.

DillonAero, Inc. is a U.S. weapons manufacturer headquartered in Scottsdale, Arizona, that produces mini-gun machine guns.

Yardarm On November 17, 2014, Yardarm Technologies, a leading U.S. firearms manufacturer headquartered in California, tested a new technology that attempts to attach small, unobtrusive sensors to firearms to capture and send multiple data in real time to determine whether police claims of "positive killings The police claim of a "positive kill" is consistent with what actually happened at the time of the shooting.

Winchester Repeating Arms Company ( Winchester Repeating Arms Company is an American firearms manufacturer founded in 1866 and headquartered in New Haven, Connecticut, known for producing high-performance repeating weapons.