Delhi Development Authority [DDA] — Pending freehold deed since two years

Address: vikas sadan behind ina market new delhi 110023

Allotment of flat-l/[protected]/dday17/sa dt 15feb 2018
full payment made on-10.05.2018
submission of doc-22.11.18;11.05.18;03.01.19; 6.02.19 ; stamps dt 20.12.18 ; 25.06.19; 29.01.20 ;18.02.20
docs were asked only when i personally visited and i submitted atonce.
why freehold of said flat is not being done even after submission of final docs on 18.02.20.

request for atonce execution of freehold deed