Tang is actually newer than all versions here

[surak]

My car is a 2023 tang, and this is the firmware, before the new available update 1.2.1:

System version: 15.1.28.2304120.1
IMEI: X
ICCID: X
Firmware version: 15.2.6.2309076.2.15.2.6.2103190.1
Hardware Version: VO3.E02.00.03

[surak]

There was an update this week, and the only visible change is that sideloading apps is not allowed anymore