[22000000] - Equipements et machines et engins et accessoires de chantier et de construction - Building and Construction Machinery and Accessories[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[73180000] - Services d’usinage et de traitement - Machining and processing services[81101500] - Génie civil - Civil engineering
Oran