General dynamics is one of the top ten defense contractors in the world. It is a listed company on the New York Stock Exchange. It was established under the name of electric boat in 1899 and changed to General Dynamics in 1952. It has successively acquired conville, Chrysler combat system, motorcycle roller integrated system, etc. the company is now mainly divided into marine system and weapon system (production of tanks, armored vehicles, machine guns, etc.), information systems, aviation systems.
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