Orders 3 products and not got the prepaid refund nd also not delivering the order

I ordered 3 products from Savana on 14 September, and paid for the order in advance (prepaid). Since then, I have not received any information about the delivery of my order. The products have not been delivered to me, and Savana is ignoring my attempts to contact them for an update. I also requested a refund of Rs. 1455 for this order, but they are not responding to this request either. I request that Savana either deliver my order immediately or refund my full payment of Rs. 1455 without further delay, and respond to my communication regarding this matter.