how to root any mtk device

this app can root any china android device like lenovo,asus,tecno,infinix, etc.the app requires no pc.it is very simple to use just download it from HERE
When you have downloads it,u will have to install it,then open it you will see the activity screen,then you will see supersu already selected just click bromir to install.then you reboot it there you ve it you re done