[Xueda Education Group Announces Second Quarter 2011 Financial Results Net Revenue Increased by 52.6% Year-Over-Year Net Income Increased by 80.2% Year-Over-Year Total Students Served Increased by 50.7% Year-Over-Year BEIJING, August 17, 2011 — Xueda Education Group (NYSE: XUE) (“Xueda” or the “Company”), the leading national provider of tutoring services for primary and secondary school students in China with a focus] [TABLE OF CONTENTS 2 XUEDA EDUCATION GROUP]