Product not received more than 20 days

I have purchased some products on 09 October 2014 online with online retailer shopclues.com ,
but I have not received two products till now and I have mailed them already 2 times about this problem but there has been no proper response from them.
I have already paid online via debit card for those products, so i expect at least proper reply from them. The delivery date is well past what they had promised.

So please help me for receiving product or refund my money for that products.