Supertech — Project pending Five years nothing response from supertech

Reminder 4
Supertech — Project pending from last Five years
I have booked a flat in supertech ecovillage- 3, tower B25 Unit address (1401) floor-14th on 13Dec-2012.As per agreement he should be handover on Dec 2016.If he will not provide after May2017 then he will pay the penalty. Here already five year has been over now project is on hold.So please help to resolve the issue.
Nothing progress in ecovillage- 3, tower B25.So many times I have visited over site but situation is same as per previous. Also i have raised the issue So many times but nothing response from your end.

So please provide essential response to close this issue.

Thanks!