India Post — Missing articles in the parcel

Address:

East Khasi Hills, Meghalaya, 793014

We have booked a postal parcel from Surat on 9th November 2015, the consignment No CG[protected]IN, this parcel content of 25 Sarees .we have received the parcel on 17th Nov 2015 with the open condition, the booked parcel weight is 9895 gms and we have received only 2350 gms. almost 20 no os saree has been stolen, when i inquired at the local post office they asked me to fill a complaint, i have filled a online compliant on the same day, the compliant no [protected]. till today we have not received any revert, even if i call the call centre, it keep on saying all the executives are busy.