Gazprom Neft has expanded the geography of its blockchain platform for paying for air refueling to 17 airports across the country. Gazprom Neft's own digital service makes it possible to instantly pay for aircraft refueling "in the wing. It was launched in 2021, with VTB and Aeroflot as the company's first partners at the time. Since the blockchain platform was launched, more than 9,000 scheduled flights have already been refueled using it.