National track and field team members, dressed in Red Army uniforms, pose for a group photo at Jinggangshan revolutionary base in Ji'an of east China's Jiangxi province on November 3, 2013. [Photo/Xinhua] 

Liu Xiang (C), dressed in Red Army uniforms, takes oath for the Rio 2016 Olympic Games at Jinggangshan revolutionary base in Ji'an of east China's Jiangxi province on November 3, 2013. [Photo/Xinhua]