Xiaomi Officially Announced Its Black Friday Sale Providing Discounts Upto Rs. 12,000 On Smartphones & Other Accessories. Xiaomi Is Offering 10 Percent Instant Discount On HDFC Bank Debit & Credit Cards & EMI Options. Mi Is Also Offering Up To Rs 1,400 Off  For An Hour During Special Hour Offers At 10AM, 4PM & 6PM. Xiaomi Black Friday Sale Will Start Today Midnight & Run Till 2nd December.