Canal constructionConcrete worksIndustrial construction and hall buildingOutdoor facilitiesReinforced concrete worksRoad constructionStructural engineeringUnderground construction
BricklayingConcrete worksDemolition worksEarthworksIndustrial construction and hall buildingNatural stone worksPaving worksStructural engineeringUnderground construction
Agricultural buildingBricklayingConcrete worksDemolition worksEarthworksIndustrial construction and hall buildingShellStructural engineeringTurn-key constructionUnderground construction