No. Green =|= composite. This has always been a misguided supposition and is responsible for a great deal of confusion and misinformation about Chinese composite construction.
Guys on CD thinks that they are using a new variant of WS-10 (WS-10IPE) on J-11BG. This is probably the same version of engine used on the new batch of J-20.
Guys on CD thinks that they are using a new variant of WS-10 (WS-10IPE) on J-11BG. This is probably the same version of engine used on the new batch of J-20.