India Post — indian cdc missing

Good day

My name is fasalurahman ariyadan i had applied for indian cdc on 24/august/2018 (Smo (M)/2018/5570) and the application was approved and it was dispatched from navi mumbai with speed post (Tracking number: em[protected]in) and after few days i didn’t received then i tracked with this number and it was showing it’s delivered in pulicat so tamilnadu which not my address i had contact the post office in pulicat so where they delivered my cdc and they said the parcel was delivered to the right address now i don’t know where is my cdc i had send mail to dg shipping help desck but there is no reply.

Please help me to find my cdc