ENERGY&MACHINERY KOREA Co.,Ltd. engages in tunnel boring machine (TBM), energy/environment, defence/aerospace, machine tool, and power generation businesses in South Korea. It manufactures and sells small and medium sized TBMs for use in the construction of communication pipes, gas pipes, wire-ways, water and sewer pipes, freeways, underground, high-speed railroad and deep underground tunnels, etc.; semi-shield TBMs; and shield TBMs. The company also engages in developing and supplying water electrolysis type commercialized hydrogen stations; storing and transforming hydrogen to electric power through fuel cell system; manufacturing ballast water treatment system that protects marine ecological system from destruction and disturbance; and recycling industrial organic waste, as well as in the on-site supply of hydrogen to metal refining industry. In addition, it manufactures components for aircraft, including door actuator parts, landing gear parts, and hydraulic reservoirs; components for ground weapons; and equipment for ground, naval, and air force based on high precision machining technology. Further, the company produces CNC lathes; and components for machine tools, such as tool lock and head stock assemblies; develops and manufactures parts for high capacity and high efficiency, and super critical power plants. ENERGY&MACHINERY KOREA Co.,Ltd. was founded in 1987 and is headquartered in Changwon, South Korea.