[Baidu Announces Agreement to Invest US$306 Million in Travel Search Engine Qunar BEIJING, June 24, 2011, Qunar, the leading travel search engine in China, and Baidu, Inc. (NASDAQ: BIDU), the leading Chinese language Internet search provider, jointly announced today a definitive agreement under which Baidu has committed to make a US$306 million strategic investment in Qunar. The investment will make] [FORM 6-K BAIDU, INC. Baidu Campus þ o Form 20-F o o TABLE OF CONTENTS EX-99.1 BAIDU, INC. Robin Yanhong Li Chief Executive Officer 2 3 6-K 1 h05186e6vk.htm FORM 6-K]