Good visual details of VT4
https://www.youtube.com/watch?v=-BNS...ature=emb_logo
Pak Army sources told the requirment is for 1000 Tanks in 6 batches.
It came first for testing in January 2018, then sent back for modification, engine failed twice.
Came back again in 2019 with improvements.
They have a modified turret with bigger Armour, no APS system, ATGM missiles and a new APFSDS from Ukraine.