Nexcon Technology | 210 followers on LinkedIn. Nexcon Technology, founded in 1996 is a leading global design and manufacturer of BMS (battery management system), EMS (energy management system), secondary battery components such as PCM (protection circuit module) and SM (smart module) and custom battery packs applied to the consumer electronics, electric vehicle, industrial and energy storage markets. Nexcon is headquartered in Korea with offices in the United States, China and Japan. We are a global manufacturing company with operations through 4 facilities in 3 countries (Korea, China (Nanjing, Tianjin) and Vietnam).