File photo taken on Sept. 19, 2014 shows Lei Sheng, the flag bearer of the Chinese delegation parading into the stadium during the opening ceremony of the 17th Asian Games at the Incheon Asiad Main Stadium in Incheon, South Korea. Chinese fencer Lei Sheng will be the flag bearer of Chinese delegation at the opening ceremony of the Rio 2016 Olympic Games. (Photo/Xinhua)
