Flipkart Big Billion day sale is considered an annual ritual. As the year is ending, the Billion day 2020 sale is coming back with the best offers and deals on mobiles, electronics, fashion, laptops, and millions of other categorize. Flipkart’s big billion-day sale has always been a grand success, and this time the big billion-day sale 2020 is starting from October 17 – 22. However, every year, Flipkart offers lucrative discounts for mobile phones from well-known and trustworthy brands, including Samsung, Apple, Realme, Xiaomi, Redmi, Lenovo,…