DTDC Courier — Product not delivered yet since 4 days, its in destination office

Address:	Imphal East, Manipur, 795001
Website:	dtdc.in

Consignment No - B26857021, from bangalore to Imphal. I have couriered it on 6th Nov, it has reached Imphal DTDc office on 14th Nov and still its at the office only. They do not receive any phone calls, no delivery is done. We are just trying hard tor each them, but no clue of theirs.
They are just illiterate who think them to be the owners, please take some legal action towards them.