. . "2009Z"^^ . . . "1.33E7"^^ . "1.09E7"^^ . "Cheetah Mobile Inc."@en . "2.84E8"^^ . . . . . "Cheetah Mobile Inc is a Chinese mobile Internet company headquartered in Beijing, China. It is best known as the developer of the Battery Doctor, Clean Master, Duba Anti-virus, and QuickPic Gallery. It has more than 395.4 million monthly active users as of December 2014."@en . .