Yooshin Engineering Corporation provides engineering consulting services in South Korea and internationally. The company focuses on links in road, rail and metro, bridge, airport, port, and tunnel. It also constructs hydropower plant, downstream dam, and multipurpose dam; waste and wastewater treatment center; and thermal power plant site, access road, and airport land development projects. In addition, the company designs and develops cities, towns, and other dwelling places; and develops new/renewable power, ecological systems, and environment. Further, it provides policy research projects and core technology development; private finance initiatives and private sector development; private sector development, and project development and feasibility study; environmental and social, transport, disaster, and safety impact assessments; planning, basic and detailed design, and insite design; engineering, procurement, and construction; construction management; operations and maintenance, and smart operations and management; and solutions for local needs. Yooshin Engineering Corporation was founded in 1966 and is headquartered in Seoul, South Korea.