No letter received till now, I'm from Isb and had scored 81 marks in the NTS. I also have a strong believe that there's some strong PARCHHI system prevailing in the whole ZTBL recruitment process.
I am seeing many candidates who scored really good marks in NTS losing hope in this as they too are rejected.
Suna tha k ZTBL me khoob reference chalta hay aur ab practically experience bhi kar hi lia finally