The Russian TASS agency's information on the start of production dates from February 10, 2025. In turn, the study of the acquisition of the first undisclosed client on Su-57E appeared in October 2024 on the occasion of the Chinese Zhuhai Air Salon. However, more and more shows that the export contract was not signed in the surviving area but earlier. And the air event on which Su-57 debuted for the first time shown abroad was just a pretext, an perfect scene to announce this unquestionable.
