Offer unconditional means that you will now get 67.5 cash per Bcn share you hold + .23589 Zinnwald share for each Bcn share. If Ganfeng gets more than 75% acceptance they will delist and carry on as a private company.
Think it was helpful that 22.25% voted against the resolution making it clear to AL Sisto not to dilute indiscriminately which he seems to have taken on board.