The Xiaomi Power Bank 25000 is now official. Besides featuring a large battery capacity, the portable charger supports up to 212W of fast charging, sports three ports, and has a transparent design with a digital display.https://www.notebookcheck.net/Xiaomi-launches-new-transparent-power-bank-with-212W-fast-charging.895373.0.html
PPS charging protocol is indeed the future,it's what enable real-time 'back-and-forth'power supply from charger in conjunction with power outlet and device.
The 'LTPO 3.0' of smartphone charging.