The Korean Agency for Defense Development (ADD) is responsible for the planning and conduct of all defense acquisition for the Republic of Korea, including R&D, Test and Evaluation and support for foreign military purchases. It is headquartered, and almost all of its activities located, approximately 120 miles south of Seoul in Taejon.
Agency for Defense Development was established in August 1970 under the banner of the self-reliable defense. ADD is the one and only national agency for R&D in defense technology contributing to enforcing the national defense, to improving the national R&D capacity. and to fostering the domestic industry. It seemed impossible to manufacture even the basic weapons when it was established, but it succeeded in domestic development of the most advanced weapon systems and reached to the 10th world-level in the defense technology.