South Korea's President Park Geun-hye delivers an address at Tsinghua University during her state visit to China in Beijing June 29, 2013. [Xu Jingxing/Asianewsphoto]

Yang Mo, a 25-year-old PhD candidate at the School of Public Policy and Management of Tsinghua University, proposes a question to Park Geun-hye, who delivered a speech at the university Saturday. [Xu Jingxing/Asianewsphoto]