Indian Post — delay/missing post

Address:

Kanpur, Uttar Pradesh

I was goint to receive a registered mail from singapore .article no is RC[protected]SG. It was sent on 16dec 2014 from singapore to kanpur, india. On tracking my item in india tracking site of postal its showing dispatched from new delhi to kanpur on 26dec 2014. But til now not reveived my item. I have made many contacts to kanpur RMS where it comes. But negetive responce from them. Completely dissapointed from indian postal service. Till now waiting for my post.