Challenger 2E main battle tank is a newly developed tank mainly used for export based on challenger-1 developed by Britain in order to seize the international arms market. It is developed by Vickers defense systems group. In 2002, the Challenger 2E of mass production officially drove off the production line. Vickers said that the latest model of challenger-2e adopts the latest technology, has powerful functions and has great improvement potential. It will become one of the best models of the third generation main battle tank equipped in countries all over the world. "E" in challenger-2e is the first letter of the English word export. After more than six years of research and development, the British Vickers defense systems group (VDS) has completed the final production of challenger-2e main battle tank.