[71000000] - Services miniers et pétroliers - Mining and oil and gas services[40150000] - Pompes et compresseurs industriels et accessoires - Industrial pumps and compressors and accessories[43000000] - Equipements et composants et fournitures de la technologie de l'information et de la télécommunication - Information Technology Broadcasting and Telecommunications[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[72121500] - Travaux de construction d'installations industrielles - Industrial plant construction services[72110000] - Travaux de bâtiment - Building construction services
Ouargla