BEIJING, Sept. 29, 2015 /PRNewswire/ — Baidu, Inc. (NASDAQ: BIDU) (“Baidu” or the “Company”), the leading Chinese language Internet search provider, today announced changes to its board composition. Mr. Brent Callinicos has been appointed as a director and a member of the audit committee of the board of directors of the Company. Mr. Yuanqing Yang has…