For THAI Technical Department, quality is never   compromised, as its main concern is the safety of all   passengers. Its maintenance service,of the highest   international standards, is thus second to none. This has   been reflected in its achievement of serveral international   certificates from such world's acclaimed accreditation   bodies as RAB (U.S.A), TTA (Germany),   RVA   (Netherland), UKAS (United Kingdom),   COFAC   (France), JAS-ANZ (Australia & New Zealand),   and   SCES (Switzerland).

In addition, THAI Technical Department has also been   granted approval from the International Aviation   Authorities, including the Federal Aviation Administration   (FAA) of U.S.A., Joint Aviation Authorities (JAA), and   the Department of Aviation of Thailand (Thai DOA).