Amazon, Flipkart's marketplace arms spent Rs 3800 crore on advertising in FY21 Amazon Seller Services reported a 49% jump in revenue at Rs 16,379 cr in FY21 compared to Rs 11,028 cr in the year ago period and Flipkart Internet reported 25% jump in revenues at Rs 8,115 cr e4m Desk Jan 5, 2022 9:06 AM