India Post — Non delivery parcel through Registered parcel sercel. Complaint with online and written format but no response

Address: 629157

Website: www.indiapost.gov.in

I was sent one Parcel [value 1800rs] through registered parcel service from vetturnimadam- 629003 post office to gujarath-382220 .parcel number is CT[protected]IN dated14/12/2016.but till date this parcel was not delivered at destination. I have already complainted at online 3 times. next written complaint submitted to post office directly.but till date no responses at any sides. today 19/01/2017 last date for my parcel reaching destination part. I have loss 1800 rupees . please rectify this problem immediatly.
thank you