COAS visited Pakistan Aeronautical Complex (PAC) Kamra.

[Tipu7]

Yea, but all will be Block 2 ? As per my reading and this observation, YES.

Jf17b avionics configuration is superior than that of Jf17 Blk2. But at the same time it is not a Blk3 either.
Jf17b is optimized for different roles, thus demanding different avionics, EW suite and weapon package.