BricklayingCanal constructionEarthworksIndustrial construction and hall buildingOutdoor facilitiesPaving worksRemediation worksShellStructural engineeringUnderground construction
Canal constructionConcrete worksEarthworksIndustrial construction and hall buildingPipeline constructionReinforced concrete worksRoad constructionUnderground construction
BricklayingCanal constructionConcrete worksEarthworksGeneral contractorsIndustrial construction and hall buildingReinforced concrete worksShellStructural engineeringTurn-key constructionWaste disposal