that still doesn't address my bigger question. Are the texts in the background that current WS-10 are in the 15t class from anyone that's legitimate? That would be big news if we can confirm J-20 engines are almost at F-119 level in thrust.
Which texts…?
Edit: Do you mean the side scrolling text? That stuff are just viewer comments.
this video was publicly display during air show last year. and officially released by AECC. each and every information contain by this video is legitimate.
China used to hide things and their capabilities but they are now pretty much open.