Agricultural buildingBricklayingCanal constructionConcrete worksDemolition worksDewatering worksDredgingEarthworksIndustrial construction and hall buildingNatural stone worksPaving worksReinforced concrete worksShellStructural engineeringUnderground construction
Canal constructionConcrete worksDemolition worksDredgingEarthworksGeneral contractorsIndustrial construction and hall buildingPaving worksReinforced concrete worksRoad constructionShellSteel constructionStructural engineeringTurn-key constructionUnderground construction
DredgingEarthworksGeneral contractorsIndustrial construction and hall buildingPaving worksShellStructural engineeringTurn-key constructionUnderground construction