Abu Dhabi Oil-Field Services Establishment - Ados: Commercial Agencies Import Under-Sea Surface Diving & Drilling Work, On-shore, Off-shore Oil & Gas Field & Installation Services, Oil & Natural Gas Field Equipment, System & Spare Part Trading, Mechanical Equipment Trading & Maintenance, Specialized & Technical-Related Maintenance & Operation Services For Oil Projects, Geophysic Surveying, Seismic Survey Data Monitoring & layouting, Oil & Gas Well Drilling Work, Rental of Cranes & Loading Equipment, Electro-Mechanical Contracting For Gas & Oil Fields....