Tuksu Construction 

Tuksu Engineering & Construction,Ltd. operates as an engineering and construction company in South Korea and internationally. The company engages in the construction of infrastructures, including railway and road underpass structures, large diameter bridge foundation, shield tunnels, and underground slurry walls, as well as subways and residential lands; and construction of water and sewage pipeline management systems. It is also involved in the manufacture and installation of various types of planters for vehicle related painting processes; and manufacture and installation of environmental facilities. In addition, the company offers various types of construction machinery, machine devices, tools, etc. The company was founded in 1971 and is headquartered in Seoul, South Korea.