DTDC Courier & Cargo — not received 3 + items still

Address:

Doddagubbi, 560077

3-4 weeks passed i haven’t received my parcels. When i tracked stuffs it was in frazer town location but fro 2-3 weeks it’s showing same location and more over if we call the courier customer service they neglect and keep phone attended no reply from that side simply let attend call and no one speaks. And some time they don’t pick the calls at all. When will this resolve? Please take any action regarding this my stuff has strucked in dtdc itself. Please do help.