Honor stucks into boot mode and recovery

[Momo9494]

Hi guys! i would be greatfull if you could help me with this problem. I have an honor 7x and i changed time ago the firmware (BND-AL10 to BND-L21). yesterday i wiped it through TWRP and now it reboot all the time on TWRP. the only thing i can access to is the bootloader mood. What could i do to get it back? i dont care about data and so on.I just want it to work again. Thank u so much guys!!

Found Phone : BND-L21
Model : Huawei phone in fastboot mode
IMEI :------------------------------
Serial NR. : A5R7N18723----------
Firmware : System 5.1.0.98(07GT
IMEI1:---------------------------
FB LockState: UNLOCKED
USER LockState: LOCKED
unlocked
Battery state: 4147mv