Budgetbaazaar.com/ — Amount Paid But Product Not Received yet, Website showing coming soon

Dear Sir/ Maam,
I purchase for My friend a OnePlus Nord CE 2 Lite 5G (Blue Tide,
8GB RAM, 128GB Storage mobile online from budgetbaazaar.com with order number -Order #BDGT1526, and paid online payment Rs. 11999.00/- (details attached)
But I have not received the item even after more than 20 days. and I cant contact to regarding this.
I request you please look into matter an resolve ASAP.