The battery drain is high on MiPad 4 (Wlan only) MIUI 10.3.2.0 (EU stable, based on China stable). Android System 25 % and Android 11,2 % (e.g. Chrome 3,0 %, Google Play 2,9 %) no GSM/LTE etc. My Note 5 has a drain of Android System 6,3 % and Android 3,7 %.Can we hope for improvement in the future?