https://sourceforge.net/projects/xiaomi-eu-multilang-miui-roms | Mi Max 3=UseツGCAM

https://sourceforge.net/projects/xiaomi-eu-multilang-miui-roms/files/xiaomi.eu/MIUI-STABLE-RELEASES/MIUIv12/xiaomi.eu_multi_MIMAX3_V12.5.1.0.QEDCNXM_v12-10.zip/download