Godrej
Problem in door floor spring

We are purchased a new door floor spring for our new office two months back, suddenly its stoped working & started to make a noice

we are booked a complent regarding this on 20th july and every day we keep on calling them and asking them to send a technical person to repai it but even after 2weeks no body turn up at all...

our complent no is ban/020407

ticket no 510288