China Fourth in Registration for Rio 2016 Rio 2016 Organizing Committee( 组委会 ) told Xinhua in a statement on Thursday that a total of 242,757 people signed up for the volunteer program of the Rio Olympic and Paralympic s( 残奥会 ), from all Brazilian states and 192 countries and regions since it was launched on August 28, 2014, among whom, 70,000 volunteers will be selected. (1)_________________________: Brazil, the US, Russia, China and the UK, many of whom have been inspired by the recent Oly