Kathmandu. Nepal Airlines Corporation (NAC) is preparing to expand its domestic and international flight services. The corporation has initiated the process to add six new aircraft to enhance its domestic and international flight operations.NAC has submitted a proposal to the Ministry of Culture, Tourism and Civil Aviation to purchase two Twin Otters, two ATR-72s, and two narrow-body aircraft, or to lease them immediately if outright purchase is not feasible.Specifically, to increase service in remote and high-altitude areas, the corporation has proposed a budget of approximately NPR 2.5 billion for the purchase of two 19-seater Canadian 'Twin Otter DHC-6' aircraft.Furthermore, there...