After introducing 100W fast charging technology in 2019 and 120W fast charging in Mi 10 Ultra last year, Xiaomi today introduced 200W HyperCharge fast charging technology which is currently the highest ever in a smartphone. The company also posted a video that shows a phone with a 4000mAh battery that takes just 44 seconds for 10% charge, 50% in just 3 minutes and 100% charge takes just 8 minutes.