U.S. Vice President Joe Biden looks for questions from audience members after delivering a speech at Sichuan University in Chengdu in southwestern China's Sichuan province, Sunday, Aug. 21, 2011. Biden says China and America need to recognize their mutual global concerns and responsibilities and ensure greater fairness in trade and investment conditions. (AP Photo/Ng Han Guan)

Photo by: Ng Han Guan

U.S. Vice President Joe Biden looks for questions from audience members after delivering a speech at Sichuan University in Chengdu in southwestern China's Sichuan province, Sunday, Aug. 21, 2011. Biden says China and America need to recognize their mutual global concerns and responsibilities and ensure greater fairness in trade and investment conditions. (AP Photo/Ng Han Guan)