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.

Colt Canada is a leading Canadian firearms manufacturer and a major supplier of weapons to the Canadian military and law enforcement agencies. Its former name is Diemaco (Diemaco); May 20, 2005 by Colt (Colt) acquisition to become the current name.

The Indian Navy (Bhartiya Nāu Senā), formerly the Royal Indian Navy, is the world's fifth largest navy, with 55,000 personnel, including 5,000 naval aviators and 2,000 marines; it has more than 155 ships, including the aircraft carrier Viraat, the INS Viraat and other jets. The Navy has more than 155 ships, including the aircraft carrier USS Viraat, INS Viraat and other jet fighters.

German Mauser (Mauser) is a famous German firearms manufacturer, founded in 1874, is now a subsidiary of Rheinmetall, mainly produces rifles, initially for the German army supplies, now mainly produces civilian firearms.

The German Bundeswehr (Heer) is a German army force, consisting of the West and East German armies, which is larger than the air and naval forces and has participated in the Kosovo War and the Afghanistan War.

MI6 (MI6 SIS) is one of the world's six largest intelligence agencies, established in 1909, formerly known as the Foreign Office of the Secret Intelligence Service, responsible for collecting intelligence for the British government around the world, mainly using secret intelligence agents (agents), direct surveillance, interception of communications, intrusive surveillance and other means It is used to protect British national security, protect British economic interests, etc. (Source: MI6 website)

The German Bundeswehr Navy (Deutsche Marine) is the naval force of Germany, established in 1956 with the accession of West Germany to NATO, and currently has about 15,600 personnel.

The Bundeswehr is the official name of the German Federal Army, established in 1955 and composed of the Army, Air Force, Navy and Combined Support Forces, and the Central Medical Service.

Hindustan Aeronautics Limited (HAL) is an Indian defense contractor founded in 1940 and headquartered in Bangalore, is an Indian state-owned enterprise that develops and manufactures products in the aerospace field, including fighter aircraft, satellites, radars, ballistic missiles, and other products. The company is an Indian state-owned enterprise that develops and produces products in the aerospace field, including combat aircraft, satellites, radars, launch vehicles, ballistic missiles, etc.

The Farnborough Airshow ( Farnborough International Airshow is an internationally renowned airshow held every two years (even years) at Farnborough Airport in Hampshire, UK. Farnborough Airshow provides information on the show's schedule and dates.

Babcock International Group plc (Babcock International Group) is a multinational company headquartered in London, England, founded in 1891, and is one of the largest defense contractors in the United Kingdom, with operations in naval, military, aerospace, and nuclear-related fields. Its business covers naval, military, aerospace and nuclear-related fields. According to the 2015 list of the world's top 100 defense contractors, Babcock International Group was ranked 22nd in the world.

SinoDefense today is the UK's most reliable and popular Chinese military website, created by a volunteer and based in the UK. It provides readers with a comprehensive look at China's military forces, with particular insight into the technical details of Chinese weapons systems and the organizational structure of the People's Liberation Army.

Krauss-Maffei Wegmann GmbH & Co KG (abbreviated as KMW) is a German defense industry company that produces tanks, armored vehicles, multiple rocket launchers, and other military vehicles and engineering equipment.

Heckler &Koch (abbreviated as H&K) is a German firearms manufacturer founded in 1949 and headquartered in Oberndorf-sur-Neckar, whose products include the MP5 series of submachine guns, the MP7 personal The products include MP5 series submachine guns, MP7 personal defense weapons and G3 and G36 assault rifles.