How to Unlock Bootloader of Zuk Z1

This post will be dealing with how to unlock the bootloader of Zuk Z1

DISCLAIMER : ROOTING/UNLOCKING BOOTLOADER DOESN'T VOID WARRANTY IN ZUK Z1! SO, YOU CAN UNLOCK/ROOT YOUR PHONE WITHOUT WORRIES! THE WAY  OF ROOT ILLUSTRATED BELOW HAS BEEN TESTED ON MY ZUK Z1 WITH STOCK ROM. STILL IF ANYTHING GOES WRONG I AM NOT RESPONSIBLE FOR ANY KIND OF CLAIM OR DAMAGE TO  YOUR PHONE.

Pre-Requisites:-
1) Minimum 70% Battery
2) ABD and Fastboot drivers installed
3) Type-C USB cable
4) A Laptop/PC

WARNING : Unlocking Bootloader will wipe up all your data (format your phone like a brand new device) so backup all your personal data before proceeding.

Steps
1: Download Unlock Files & extract the contents of the file where ever you want in your PC
2: Go to mobile settings > Developer Options > OEM Unlocking (enable it)

(Developer options are enabled by tapping 7 times on the built number under About phone)

3: Go to mobile settings > Developer Options > Advanced Reboot (enable it)
4: Connect Zuk  Z1 to your computer through USB.
5: Hold power button and choose 'Bootloader' under Reboot option.
6: Right click on Windows Icon in your laptop or PC and click on Device Manager.
7: Find Android Devices and inside it check whether phone is listed or not by the name of "Android Bootloader Interface"
8: Open the extracted folder and inside it double click on 'Zuk Z1-Bootloader Unlock.bat' file.

You have successfully unlocked the Bootloader !

Also Read :- 
HOW TO INNSTALL TWRP IN ZUK Z1

Video Tutorial :-