It's for Kingroon Robin Nano v1.3 mainboard with GD32F303 chip.
Based on build v2.1.2.x-bufix of 20231223
Main features:
With and without BL Touch,
16 points manual mesh leveling,
25 pints automated bed leveling,
input shaping,
linear advance,
power loss recovery,
runout sensor support (off by default),
5 languages,
portrait screen,
long file name scrolling,
double touch select,
290°C and 350°C hotend (*) with 110°C bed.
(*) HT-NTC 100K 3950 Thermistor with stainless steel capsule is mandatory for 350°C version.