The Redmi Display 1A monitor from Xiaomi is now official and has been put up for pre-sale. Customers in China can reserve one of the external monitors for 100 yuan (US$14) deposit while the full price for the Redmi Display 1A is 599 yuan (US$84). The thinnest part of the display measures a tiny 7.3 mm.
https://www.notebookcheck.net/Redmi-Display-1A-pre-sale-begins-23-8-inch-IPS-monitor-from-Xiaomi-with-narrow-bezels-for-just-599-yuan-US-84.466916.0.html