HDFC Bank — fastag hdfc

Address:

Thiyagaraja nagar, Tirunelveli, Tamil Nadu, 627011

I have applied fasttag in hdfc bank through online on nov 26 till dec 28 still not received .hdfc fasttag tollfree is not working if we called hdfc customer care they are telling we will arrange callback thats it.i have raised complaint 4 times but still not receiving any call.finally i applied fasttag in tollplaza.kindly cancel my fasttag and refund my amount.
My wallet id-[protected]
My customer id[protected]
My vehicle number-TN72AS0165
My mobile no-[protected]

Kindly cancel my fasttag asap.pls call me for further procedure.