It is a light military transport aircraft developed by the Russian Ilyushin Aviation Complex for the Russian Ministry of Defense to replace the old An-26 and An-72/74 transport aircraft. The model has a twin-engine, high single-wing design, round fuselage structure, able to withstand heavy loads. Its design allows it to operate on short-range/unpaved runways, and is capable of automatic landing at ICAO Class II airports, as well as manual landing at airports with poor equipment or no radio equipment. The maximum takeoff weight is 21 tons and the maximum load is 5 tons. Not only transport aircraft tasks, but sometimes other military tasks.

Ryanair is a well-known low-cost airline in Europe, headquartered in Ireland. With its low ticket prices and frequent flight services, it occupies an important position in the European aviation market. The operating model challenged the high price monopoly of traditional airlines, such as Ryanair's ticket prices on the Dublin to London route, which were much lower than those of British Airways and Aer Lingus, triggering Europe's first ticket price war. Not only does it provide point-to-point flight services, but it also offers travel related services such as car rental and hotel accommodation through its booking website, committed to becoming a one-stop travel solution provider for travelers.

The Su-57 fighter jet is a single seat twin engine stealth multi-functional heavy fighter jet of the Russian Air Force, and is the fifth generation fighter jet of Russia (referred to as the fourth generation fighter jet by Western countries). The Su-57 fighter jet has a maximum takeoff weight of 35000 kilograms, a supersonic cruising speed of up to 1450 kilometers per hour, a top speed of 2140-2600 kilometers per hour, a combat radius of 1200 kilometers, a combat payload of up to 6 tons, and four built-in weapon compartments. It can achieve a good combination of flight performance and stealth performance, and has the ability to engage in aerial combat and ground attack. It has the characteristics of good stealth performance, short takeoff and landing distance, super maneuverability, and supersonic cruising.