India Post — status of parcel is not shown

I have a parcel which is posted through india post on dec 15 th 2018, from greater noida to nagarkurnool (Telangana), from then it traveled to ghaziabad on 16 th dec 2018 and then baged to bangalore but there was no update of my parcel till now... I have a lot of medicalbooks which i really need in that parcel nearly 16 kgs. I have loged a complaint against it but yet it is in the pending state, please resolve this problem as soon as possible.
Consignment number :cu[protected]in