[46000000] - Equipements et fournitures pour la défense, l'application de la loi, la sécurité et la protection - Defense and Law Enforcement and Security and Safety Equipment and Supplies[70000000] - Services professionnels pour l'agriculture, la pêche, la sylviculture (travaux forestiers) et la faune sauvage - Farming and Fishing and Forestry and Wildlife Contracting Services[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[81101500] - Génie civil - Civil engineering
Annaba