BricklayingConcrete worksDemolition worksEarthworksGeneral contractorsIndustrial construction and hall buildingReinforced concrete worksSealing worksShellStructural engineeringTurn-key constructionUnderground construction
BricklayingCanal constructionCivil engineeringConcrete worksDemolition worksDewatering worksEarthworksGeneral contractorsIndustrial construction and hall buildingStructural engineeringUnderground construction