Panind — not generating my coupon number

Address: 400097

Website: www.panind.com

I have applied for pan card on 6/09/2017 and now today it's 12/10/2017. Even my coupon number is not generated and my sister who applied with me on same date she got her pan card delivered yesterday, whenever i drop a mail to them the always reply the same (Sir you documents is under verification). Yesterday one more time drop a mail to them to refund my money then they replied today and give me the coupon no;[protected] (Invalid). I have paid ₹299 for the pan card application.
My e-mail.:[protected]@gmail.com
Pan application confirmation. Order id : sa-[protected]n