Delhi University — cancellation fee refund

Address:

10-B street 3 bajrang Bali mohalla mojpur, New Delhi, Delhi, 110053

Hello sir,
My self samreen i'm the student of d. U & i have cancelled my admission from d. U for post-graduate under the admission time & i had paid admission fee.. But problem is that due to code of conduct university portal has not proceed & doesn't provide any information to my admission withdrawal & cancellation fee refund. However i already submitted cancelletion fee, but portal doesn't show any information to cancellation & fee refund.
So how do i know my refund & admission withdrawa.
Please sir, help me...