The Nepal Airlines Corporation (NAC) has thanked Thai Airways and the government of Thailand for trusting it to provide the Airways with ground handling services at Kathmandu's Tribhuvan International Airport (TIA). Issuing a statement on Sunday, the NAC formally expressed its gratitude and emphasised that it had been certified by the International Air Transport Association's Safety Audit for Ground Operations (ISAGO). ISAGO is an industry programme for the global oversight of ground handling service providers.