Well seems Lenovo did it again after installing a backdoor to bypass https earlier they installed a bios backdoor
http://www.techworm.net/2015/08/lenovo-pcs-and-laptops-seem-to-have-a-bios-level-backdoor.html
http://www.techworm.net/2015/08/lenovo-pcs-and-laptops-seem-to-have-a-bios-level-backdoor.html