[Qihoo 360 Reports Unaudited Second Quarter 2011 Financial Results Revenues Increase 177% Year-over-Year; Net Income Increases 411% Year-over-Year BEIJING, August 17 Qihoo 360 Technology Co. Ltd. , 2011 — 3 internet company in China as measured by active user base, today reported its unaudited financial results for the second quarter ended June 30 , 2011. Second Quarter 2011 Highlights (1)] [Qihoo 360 Technology Co. Ltd. Block 1, Area D, Huitong Times Plaza No.71 JianGuo Road, ChaoYang District Beijing 100025 People’s Republic of China (86-10) 5878-1000 Form 20-F x Form 40-F o o o Qihoo 360 Technology Co. Ltd.]