New user offer: Use code and New user offer:- Flat Rs.300 SuperCash at Xiaomi. Minimum transaction amount to avail the offer is Rs.500. Maximum SuperCash that can be availed is Rs. 300. Offer is valid from 1st June, 2018 till 31st August, 2018. Offer valid only for New user. SuperCash will be cancelled in case of full refunds or cancellation of orders. SuperCash will be auto credited to customer's wallet within 24 hours.