The group's principle activity is to provide railway services and supplies, porcelain tile manufacturing, and paint finishing systems. The group also provides asphalt paving contract services handling projects in the areas of expressways, commercial/residential developments, and parking lots. The group supplies electric flash-butt rail welding; and railcar cleaning, inspection, and repair services. The group manufactures porcelain ceramic tiles for residential and commercial use, and paint spray booths, auto refinishing spray booths, and industrial paint finishing systems. The group operates from United States.