The JH-XX model? Or could be a stealth tanker concept like the KC-X.
More likely than than the H-20, as it appears to have twin tails which doesn’t fit with the touted all wing B-2 style design.
If it’s a stealthy tanker, it could be a game changer as it would extend the reach of the future H-20 and current J-20 well past the first island chain...