(Front row L-R) Turkey's President Recep Tayyip Erdogan, Vietnam's President Tran Dai Quang, Russian President Vladimir Putin, Chinese President Xi Jinping, Indonesia's President Joko Widodo and Kazakhstan's President Nursultan Nazarbayev pose for photographs during the Belt and Road Forum, at the International Conference Center in Yanqi Lake, north of Beijing, on May 15, 2017. Chinese President Xi Jinping urged world leaders to reject protectionism on May 15 at a summit positioning Beijing as a champion of globalisation, as some countries raised concerns over his trade ambitions. / AFP PHOTO / POOL / Ng Han Guan (Photo credit should read NG HAN GUAN/AFP/Getty Images)