The smartphone I use is xiaomi mi max3.
After applying the stable version of ROM below, then some problems occurred.
applying stable virsion:
xiaomi.eu_multi_MIMAX3_V10.3.2.0.PEDCNXM_v10-9.zip
problems:
WIFI tethering not available.
The Rakuten mobile network operater's SIM can not be used,but...