That looks exactly like an SB-1.View attachment 158867View attachment 158868View attachment 158869
Reportedly, it is a test aircraft from Changhe Aircraft Industries Corporation.
I'm not even going to defend the copy accusation on this one.
The latest Chahuahui mentioned the manufacturer of the rigid compound helicopter is probably CAIG down south, although it faced some delays, we should be expecting it to be seen soon.
They also said that this tiltrotor from HAIG is probably a demonstrator as most people expected