IP University — refund of counselling fee not received

I am abhinav singh my cet roll no. Is 9130135.
I had withdrawn from the counselling after 3rd round result but the fee is not refunded yet, to my provided bank account. It's more than twenty days that i had filled the request for refund of my counselling fee but not received it and also the phone to ip university is also not picked up so i can get satisfied that my fee will surely refunded to my bank account.