Civil engineeringEnvironmental engineeringHydraulic engineeringIndustrial construction and hall buildingRoad constructionStructural engineeringTraffic safety
Asphalt worksCanal constructionHydraulic engineeringIndustrial construction and hall buildingOutdoor facilitiesPrecast concreteReinforced concrete worksRoad constructionStructural engineeringTransport servicesTurn-key constructionUnderground construction