Huawei Y3 II LUA-L21 4g edition root is now available.This method only works on models with Mediatek MT6735M chip. if you have this chip then you can follow this tutorial to get root.

Huawei Y3 II LUA-L21 Root

Rooting Guide:

• Backup all your important data
• Install Huawei drivers (included in Hisuite)
• Enable OEM unlock in developer option, and also enable usb debugging in developer options.
• Get your bootloader unlock code and unlock bootloader (Click for guide)
• Download root file from This Link
• Copy this file to internal or sd card
• Download TWRP from This Link
• Copy this recovery file to Minimal ADB and Fastboot installation directory.
•  Double click MAF32.exe
• then type ” ab reboot-bootloader “
• Your phone should restart in fastboot mode,
• Then type ” Fastboot flash recovery recovery.img
• After successful flash type “fastboot reboot” before pressing enter hold volume up button of phone and then press enter. keep holding volume up.
• if you fail to enter TWRP then you have to flash twrp again, because if phone restarts to system, you will lose twrp.
• Once phone booted to TWRP, swipe bule slide to enter TWRP.
• Tap on Install button, Then select SuperSU_2.zip and swipe to flash.
• Reboot Phone, download and install phh superuser from THIS LINK
• Done, Your phone is rooted now.