Shop Clues — Refund issue

Address:

Bhavnagar, Gujarat

I order two power bank from shop clues in February, my order No.39433717 amount of Rs. 2000/- plus 300_- courier charge, I found one of them defective and other not charging well, I return both power bank address given by shop clue in march, I also give my Bank details for refund they want but there is more than One month and make call more than 20 times but no response and no refund still yet. My total refund amount sis 2300/-. Please do favourable for my refund.