Added:

Huawei Hisilicon Phones:

Direct Unlock, no root, no adb, no bootloader code required.

Huawei Ascend MATE 7
Huawei G Play Mini
Huawei G735 G Play
Huawei Honor 4C
Huawei Honor 4X
Huawei Honor 4X Play
Huawei Honor 6
Huawei Honor 6 Plus
Huawei Honor Cherry
Huawei Honor CherryMini
Huawei Honor CherryPlus
Huawei P7 (Video guide)
Huawei P8
Huawei P8 lite (Video guide)
Huawei P8 max

HiSilicon Android phones unlock tutorial here

Huawei Qualcomm phones and tablets:

Direct Unlock, no root, no adb, no bootloader code required.

Huawei G716
Huawei MediaPad T1(8.0)
Huawei MediaPad 7 Youth2

Modems and routers:

Huawei E5786 (unlock guide)
MegaFon M150-2
ZTE MF96U (only with U)