That is too much of an oversimplification and mockery of a design that is being studied by both the US under NGAD and Europe under their own respective programs.
We are talking about a manned/unmanned fighter or bomber making it the second aircraft in the world after B-21 to do. We are talking about a new technological breakthrough in design with only the US operating such tailless jets in the form of b-2 and b-21.
From what we have as of now 3 engines would mean the chinese would end up having the first stealth jet in the world with this feature.
J-20 is rapidly improving and has recently flown with ws-15.
China is upgrading its J-20 stealth fighter and experimenting with manned-unmanned teaming, the Pentagon's latest China report says.
www.airandspaceforces.com
The pentagon does not underestimate it and neither should we.
All said and done this aircraft will be in testing for the next few years but that also means India’s chances of having a 5th gen aircraft before 2040 outside of imports is null.