APOSCO provides inspection and testing services for oil and gas equipment including 1) tubular inspection, 2) non-destructive testing of drill pipes, casings, and other equipment, and 3) inspection of lifting appliances and accessories such as cranes, chains, and shackles to ensure safety and compliance. They also offer 4) pressure testing and calibration of gauges and valves, 5) supervision of tubular loading and offloading at ports, and contact information for their locations in Algeria and the UK.