Canal constructionCivil engineeringConcrete worksIndustrial construction and hall buildingOutdoor facilitiesPipeline constructionPrecast concreteReinforced concrete worksRoad constructionStructural engineeringUnderground construction
BricklayingCanal constructionConstruction materialsGeneral contractorsIndustrial construction and hall buildingRoad constructionShellSpecialised civil engineering workStructural engineeringTurn-key construction