Indian Army — money is not given

Address:

Allahabad, Uttar Pradesh, 211002

I akash kesharwani owner of tent house bussiness has done work in afser miss in allahabad on 9 december 2018... Contact was signed that 32000rs. But when the work then officer say that this material is bad and replace with new one then urgently new material has come from market then whole work is done... Then at the time of payment they are saying that work is bad and not completed on time...
They are not giving money to me and saying that u has not done ant work