• File photo taken on June 1, 2005 shows Zhang Gaoli (2nd R) plays games with a child while visiting children at Jinan Women and Children Activity Center in east China's Shandong Province (XINHUA)

  • File photo taken on March 9, 1984 shows Zhang Gaoli (C) poses for photos as he inspects the hydrocracking process of Maoming Petroleum Industrial Company of China Petroleum Chemicals Corporation (XINHUA)

  • File photo taken on June 18, 2008 shows Zhang Gaoli (1st L) discusses post-disaster reconstruction work with local officials at Wulipo Group in Kangjiadong Village of Hanyuan Township in Ningqiang County, northwest China's Shaanxi Province. Ningqiang County was one of the hardest hit areas during the Wenchuan earthquake and Tianjin's pairing-assistance area (XINHUA)

  • File photo taken on July 3, 2007 shows Zhang Gaoli presides over the first meeting of the leading group of Tianjin's Speeding-up Binhai New Area Development and Opening-up to discuss the development of Binhai New Area in north China's Tianjin Municipality (XINHUA)

  • File photo taken on August 1, 2008 shows Zhang Gaoli (R) hands the Olympic torch to Kong Xiangrui, who is a worker of Tianjin Port and a national model worker (XINHUA)

  • File photo taken on June 26, 2008 shows Zhang Gaoli (R) seeks advice on 20 projects concerning people's livelihood and the work of Tianjin Municipal Committee of the Communist Party of China (CPC) from citizens at the Teachers Village Community on the Yuexiulu Street in Hexi District of north China's Tianjin Municipality (XINHUA)

  • File photo taken on August 5, 2008 shows Zhang Gaoli (2nd L, front) plays Chinese chess with Wu Zhen (2nd R), former director of the standing committee of the People's Congress of Tianjin Municipality, while visiting retired comrades of Tianjin (XINHUA)

  • File photo taken on December 15, 2008 shows Zhang Gaoli (3rd R, front), Lien Chan (3rd L, front), Honorary Chairman of the Kuomintang, attend the ceremony marking the start of direct sea transport between the Chinese mainland and Taiwan, in north China's Tianjin Municipality (XINHUA)

  • File photo taken on August 26, 2010 shows Zhang Gaoli (3rd R, front) researches the development of recycling economy at the waste appliances recovery and disassembling site of TCL-AOBO Environmental Protection and Development Co., LCD in Jinghai County, in north China's Tianjin Municipality (XINHUA)

  • File photo taken on January 16, 2012 shows Zhang Gaoli (C) visits Bao Zhenxing's family, a family with material difficulties, in Shuangjie New Village of Shuangjie Township in Beichen District of north China's Tianjin Municipality (XINHUA)