HL D&I Halla Corporation undertakes various construction projects in South Korea and internationally. It undertakes civil engineering works, including ports, roads, bridges, tunnels, railroads, subways, airports, and complex development; and architectural works, such as office buildings, knowledge industry centers, commercial and leisure facilities, railway stations, terminals, logistic centers, education research facilities, and remodeling. The company also undertakes housing projects comprising apartments and high-rise apartments; industry plant and environmental works; and non-construction projects, such as distribution, logistics, and leisure. HL D&I Halla Corporation was founded in 1980 and is headquartered in Seoul, South Korea.