A picture made available by the Saudi Press Agency (SPA) on January 21, 2016 shows Saudi King Salman bin Abdulaziz (R) and Chinese President Xi Jinping perform a traditional dance with swords best known as 'Arda' as part of a welcoming ceremony at the Murabba Palace in Riyadh. / AFP / SPA / Handout / === RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / SPA / HO" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS ===